third-party/jquery/js/jquery-2.0.3.js

   1 /*!
   2  * jQuery JavaScript Library v2.0.3
   3  * http://jquery.com/
   4  *
   5  * Includes Sizzle.js
   6  * http://sizzlejs.com/
   7  *
   8  * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
   9  * Released under the MIT license
  10  * http://jquery.org/license
  11  *
  12  * Date: 2013-07-03T13:30Z
  13  */
  14 (function( window, undefined ) {
  15
  16 // Can't do this because several apps including ASP.NET trace
  17 // the stack via arguments.caller.callee and Firefox dies if
  18 // you try to trace through "use strict" call chains. (#13335)
  19 // Support: Firefox 18+
  20 //"use strict";
  21 var
  22         // A central reference to the root jQuery(document)
  23         rootjQuery,
  24
  25         // The deferred used on DOM ready
  26         readyList,
  27
  28         // Support: IE9
  29         // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
  30         core_strundefined = typeof undefined,
  31
  32         // Use the correct document accordingly with window argument (sandbox)
  33         location = window.location,
  34         document = window.document,
  35         docElem = document.documentElement,
  36
  37         // Map over jQuery in case of overwrite
  38         _jQuery = window.jQuery,
  39
  40         // Map over the $ in case of overwrite
  41         _$ = window.$,
  42
  43         // [[Class]] -> type pairs
  44         class2type = {},
  45
  46         // List of deleted data cache ids, so we can reuse them
  47         core_deletedIds = [],
  48
  49         core_version = "2.0.3",
  50
  51         // Save a reference to some core methods
  52         core_concat = core_deletedIds.concat,
  53         core_push = core_deletedIds.push,
  54         core_slice = core_deletedIds.slice,
  55         core_indexOf = core_deletedIds.indexOf,
  56         core_toString = class2type.toString,
  57         core_hasOwn = class2type.hasOwnProperty,
  58         core_trim = core_version.trim,
  59
  60         // Define a local copy of jQuery
  61         jQuery = function( selector, context ) {
  62                 // The jQuery object is actually just the init constructor 'enhanced'
  63                 return new jQuery.fn.init( selector, context, rootjQuery );
  64         },
  65
  66         // Used for matching numbers
  67         core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,
  68
  69         // Used for splitting on whitespace
  70         core_rnotwhite = /\S+/g,
  71
  72         // A simple way to check for HTML strings
  73         // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  74         // Strict HTML recognition (#11290: must start with <)
  75         rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
  76
  77         // Match a standalone tag
  78         rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
  79
  80         // Matches dashed string for camelizing
  81         rmsPrefix = /^-ms-/,
  82         rdashAlpha = /-([\da-z])/gi,
  83
  84         // Used by jQuery.camelCase as callback to replace()
  85         fcamelCase = function( all, letter ) {
  86                 return letter.toUpperCase();
  87         },
  88
  89         // The ready event handler and self cleanup method
  90         completed = function() {
  91                 document.removeEventListener( "DOMContentLoaded", completed, false );
  92                 window.removeEventListener( "load", completed, false );
  93                 jQuery.ready();
  94         };
  95
  96 jQuery.fn = jQuery.prototype = {
  97         // The current version of jQuery being used
  98         jquery: core_version,
  99
 100         constructor: jQuery,
 101         init: function( selector, context, rootjQuery ) {
 102                 var match, elem;
 103
 104                 // HANDLE: $(""), $(null), $(undefined), $(false)
 105                 if ( !selector ) {
 106                         return this;
 107                 }
 108
 109                 // Handle HTML strings
 110                 if ( typeof selector === "string" ) {
 111                         if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
 112                                 // Assume that strings that start and end with <> are HTML and skip the regex check
 113                                 match = [ null, selector, null ];
 114
 115                         } else {
 116                                 match = rquickExpr.exec( selector );
 117                         }
 118
 119                         // Match html or make sure no context is specified for #id
 120                         if ( match && (match[1] || !context) ) {
 121
 122                                 // HANDLE: $(html) -> $(array)
 123                                 if ( match[1] ) {
 124                                         context = context instanceof jQuery ? context[0] : context;
 125
 126                                         // scripts is true for back-compat
 127                                         jQuery.merge( this, jQuery.parseHTML(
 128                                                 match[1],
 129                                                 context && context.nodeType ? context.ownerDocument || context : document,
 130                                                 true
 131                                         ) );
 132
 133                                         // HANDLE: $(html, props)
 134                                         if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
 135                                                 for ( match in context ) {
 136                                                         // Properties of context are called as methods if possible
 137                                                         if ( jQuery.isFunction( this[ match ] ) ) {
 138                                                                 this[ match ]( context[ match ] );
 139
 140                                                         // ...and otherwise set as attributes
 141                                                         } else {
 142                                                                 this.attr( match, context[ match ] );
 143                                                         }
 144                                                 }
 145                                         }
 146
 147                                         return this;
 148
 149                                 // HANDLE: $(#id)
 150                                 } else {
 151                                         elem = document.getElementById( match[2] );
 152
 153                                         // Check parentNode to catch when Blackberry 4.6 returns
 154                                         // nodes that are no longer in the document #6963
 155                                         if ( elem && elem.parentNode ) {
 156                                                 // Inject the element directly into the jQuery object
 157                                                 this.length = 1;
 158                                                 this[0] = elem;
 159                                         }
 160
 161                                         this.context = document;
 162                                         this.selector = selector;
 163                                         return this;
 164                                 }
 165
 166                         // HANDLE: $(expr, $(...))
 167                         } else if ( !context || context.jquery ) {
 168                                 return ( context || rootjQuery ).find( selector );
 169
 170                         // HANDLE: $(expr, context)
 171                         // (which is just equivalent to: $(context).find(expr)
 172                         } else {
 173                                 return this.constructor( context ).find( selector );
 174                         }
 175
 176                 // HANDLE: $(DOMElement)
 177                 } else if ( selector.nodeType ) {
 178                         this.context = this[0] = selector;
 179                         this.length = 1;
 180                         return this;
 181
 182                 // HANDLE: $(function)
 183                 // Shortcut for document ready
 184                 } else if ( jQuery.isFunction( selector ) ) {
 185                         return rootjQuery.ready( selector );
 186                 }
 187
 188                 if ( selector.selector !== undefined ) {
 189                         this.selector = selector.selector;
 190                         this.context = selector.context;
 191                 }
 192
 193                 return jQuery.makeArray( selector, this );
 194         },
 195
 196         // Start with an empty selector
 197         selector: "",
 198
 199         // The default length of a jQuery object is 0
 200         length: 0,
 201
 202         toArray: function() {
 203                 return core_slice.call( this );
 204         },
 205
 206         // Get the Nth element in the matched element set OR
 207         // Get the whole matched element set as a clean array
 208         get: function( num ) {
 209                 return num == null ?
 210
 211                         // Return a 'clean' array
 212                         this.toArray() :
 213
 214                         // Return just the object
 215                         ( num < 0 ? this[ this.length + num ] : this[ num ] );
 216         },
 217
 218         // Take an array of elements and push it onto the stack
 219         // (returning the new matched element set)
 220         pushStack: function( elems ) {
 221
 222                 // Build a new jQuery matched element set
 223                 var ret = jQuery.merge( this.constructor(), elems );
 224
 225                 // Add the old object onto the stack (as a reference)
 226                 ret.prevObject = this;
 227                 ret.context = this.context;
 228
 229                 // Return the newly-formed element set
 230                 return ret;
 231         },
 232
 233         // Execute a callback for every element in the matched set.
 234         // (You can seed the arguments with an array of args, but this is
 235         // only used internally.)
 236         each: function( callback, args ) {
 237                 return jQuery.each( this, callback, args );
 238         },
 239
 240         ready: function( fn ) {
 241                 // Add the callback
 242                 jQuery.ready.promise().done( fn );
 243
 244                 return this;
 245         },
 246
 247         slice: function() {
 248                 return this.pushStack( core_slice.apply( this, arguments ) );
 249         },
 250
 251         first: function() {
 252                 return this.eq( 0 );
 253         },
 254
 255         last: function() {
 256                 return this.eq( -1 );
 257         },
 258
 259         eq: function( i ) {
 260                 var len = this.length,
 261                         j = +i + ( i < 0 ? len : 0 );
 262                 return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
 263         },
 264
 265         map: function( callback ) {
 266                 return this.pushStack( jQuery.map(this, function( elem, i ) {
 267                         return callback.call( elem, i, elem );
 268                 }));
 269         },
 270
 271         end: function() {
 272                 return this.prevObject || this.constructor(null);
 273         },
 274
 275         // For internal use only.
 276         // Behaves like an Array's method, not like a jQuery method.
 277         push: core_push,
 278         sort: [].sort,
 279         splice: [].splice
 280 };
 281
 282 // Give the init function the jQuery prototype for later instantiation
 283 jQuery.fn.init.prototype = jQuery.fn;
 284
 285 jQuery.extend = jQuery.fn.extend = function() {
 286         var options, name, src, copy, copyIsArray, clone,
 287                 target = arguments[0] || {},
 288                 i = 1,
 289                 length = arguments.length,
 290                 deep = false;
 291
 292         // Handle a deep copy situation
 293         if ( typeof target === "boolean" ) {
 294                 deep = target;
 295                 target = arguments[1] || {};
 296                 // skip the boolean and the target
 297                 i = 2;
 298         }
 299
 300         // Handle case when target is a string or something (possible in deep copy)
 301         if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
 302                 target = {};
 303         }
 304
 305         // extend jQuery itself if only one argument is passed
 306         if ( length === i ) {
 307                 target = this;
 308                 --i;
 309         }
 310
 311         for ( ; i < length; i++ ) {
 312                 // Only deal with non-null/undefined values
 313                 if ( (options = arguments[ i ]) != null ) {
 314                         // Extend the base object
 315                         for ( name in options ) {
 316                                 src = target[ name ];
 317                                 copy = options[ name ];
 318
 319                                 // Prevent never-ending loop
 320                                 if ( target === copy ) {
 321                                         continue;
 322                                 }
 323
 324                                 // Recurse if we're merging plain objects or arrays
 325                                 if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
 326                                         if ( copyIsArray ) {
 327                                                 copyIsArray = false;
 328                                                 clone = src && jQuery.isArray(src) ? src : [];
 329
 330                                         } else {
 331                                                 clone = src && jQuery.isPlainObject(src) ? src : {};
 332                                         }
 333
 334                                         // Never move original objects, clone them
 335                                         target[ name ] = jQuery.extend( deep, clone, copy );
 336
 337                                 // Don't bring in undefined values
 338                                 } else if ( copy !== undefined ) {
 339                                         target[ name ] = copy;
 340                                 }
 341                         }
 342                 }
 343         }
 344
 345         // Return the modified object
 346         return target;
 347 };
 348
 349 jQuery.extend({
 350         // Unique for each copy of jQuery on the page
 351         expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
 352
 353         noConflict: function( deep ) {
 354                 if ( window.$ === jQuery ) {
 355                         window.$ = _$;
 356                 }
 357
 358                 if ( deep && window.jQuery === jQuery ) {
 359                         window.jQuery = _jQuery;
 360                 }
 361
 362                 return jQuery;
 363         },
 364
 365         // Is the DOM ready to be used? Set to true once it occurs.
 366         isReady: false,
 367
 368         // A counter to track how many items to wait for before
 369         // the ready event fires. See #6781
 370         readyWait: 1,
 371
 372         // Hold (or release) the ready event
 373         holdReady: function( hold ) {
 374                 if ( hold ) {
 375                         jQuery.readyWait++;
 376                 } else {
 377                         jQuery.ready( true );
 378                 }
 379         },
 380
 381         // Handle when the DOM is ready
 382         ready: function( wait ) {
 383
 384                 // Abort if there are pending holds or we're already ready
 385                 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
 386                         return;
 387                 }
 388
 389                 // Remember that the DOM is ready
 390                 jQuery.isReady = true;
 391
 392                 // If a normal DOM Ready event fired, decrement, and wait if need be
 393                 if ( wait !== true && --jQuery.readyWait > 0 ) {
 394                         return;
 395                 }
 396
 397                 // If there are functions bound, to execute
 398                 readyList.resolveWith( document, [ jQuery ] );
 399
 400                 // Trigger any bound ready events
 401                 if ( jQuery.fn.trigger ) {
 402                         jQuery( document ).trigger("ready").off("ready");
 403                 }
 404         },
 405
 406         // See test/unit/core.js for details concerning isFunction.
 407         // Since version 1.3, DOM methods and functions like alert
 408         // aren't supported. They return false on IE (#2968).
 409         isFunction: function( obj ) {
 410                 return jQuery.type(obj) === "function";
 411         },
 412
 413         isArray: Array.isArray,
 414
 415         isWindow: function( obj ) {
 416                 return obj != null && obj === obj.window;
 417         },
 418
 419         isNumeric: function( obj ) {
 420                 return !isNaN( parseFloat(obj) ) && isFinite( obj );
 421         },
 422
 423         type: function( obj ) {
 424                 if ( obj == null ) {
 425                         return String( obj );
 426                 }
 427                 // Support: Safari <= 5.1 (functionish RegExp)
 428                 return typeof obj === "object" || typeof obj === "function" ?
 429                         class2type[ core_toString.call(obj) ] || "object" :
 430                         typeof obj;
 431         },
 432
 433         isPlainObject: function( obj ) {
 434                 // Not plain objects:
 435                 // - Any object or value whose internal [[Class]] property is not "[object Object]"
 436                 // - DOM nodes
 437                 // - window
 438                 if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
 439                         return false;
 440                 }
 441
 442                 // Support: Firefox <20
 443                 // The try/catch suppresses exceptions thrown when attempting to access
 444                 // the "constructor" property of certain host objects, ie. |window.location|
 445                 // https://bugzilla.mozilla.org/show_bug.cgi?id=814622
 446                 try {
 447                         if ( obj.constructor &&
 448                                         !core_hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) {
 449                                 return false;
 450                         }
 451                 } catch ( e ) {
 452                         return false;
 453                 }
 454
 455                 // If the function hasn't returned already, we're confident that
 456                 // |obj| is a plain object, created by {} or constructed with new Object
 457                 return true;
 458         },
 459
 460         isEmptyObject: function( obj ) {
 461                 var name;
 462                 for ( name in obj ) {
 463                         return false;
 464                 }
 465                 return true;
 466         },
 467
 468         error: function( msg ) {
 469                 throw new Error( msg );
 470         },
 471
 472         // data: string of html
 473         // context (optional): If specified, the fragment will be created in this context, defaults to document
 474         // keepScripts (optional): If true, will include scripts passed in the html string
 475         parseHTML: function( data, context, keepScripts ) {
 476                 if ( !data || typeof data !== "string" ) {
 477                         return null;
 478                 }
 479                 if ( typeof context === "boolean" ) {
 480                         keepScripts = context;
 481                         context = false;
 482                 }
 483                 context = context || document;
 484
 485                 var parsed = rsingleTag.exec( data ),
 486                         scripts = !keepScripts && [];
 487
 488                 // Single tag
 489                 if ( parsed ) {
 490                         return [ context.createElement( parsed[1] ) ];
 491                 }
 492
 493                 parsed = jQuery.buildFragment( [ data ], context, scripts );
 494
 495                 if ( scripts ) {
 496                         jQuery( scripts ).remove();
 497                 }
 498
 499                 return jQuery.merge( [], parsed.childNodes );
 500         },
 501
 502         parseJSON: JSON.parse,
 503
 504         // Cross-browser xml parsing
 505         parseXML: function( data ) {
 506                 var xml, tmp;
 507                 if ( !data || typeof data !== "string" ) {
 508                         return null;
 509                 }
 510
 511                 // Support: IE9
 512                 try {
 513                         tmp = new DOMParser();
 514                         xml = tmp.parseFromString( data , "text/xml" );
 515                 } catch ( e ) {
 516                         xml = undefined;
 517                 }
 518
 519                 if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
 520                         jQuery.error( "Invalid XML: " + data );
 521                 }
 522                 return xml;
 523         },
 524
 525         noop: function() {},
 526
 527         // Evaluates a script in a global context
 528         globalEval: function( code ) {
 529                 var script,
 530                                 indirect = eval;
 531
 532                 code = jQuery.trim( code );
 533
 534                 if ( code ) {
 535                         // If the code includes a valid, prologue position
 536                         // strict mode pragma, execute code by injecting a
 537                         // script tag into the document.
 538                         if ( code.indexOf("use strict") === 1 ) {
 539                                 script = document.createElement("script");
 540                                 script.text = code;
 541                                 document.head.appendChild( script ).parentNode.removeChild( script );
 542                         } else {
 543                         // Otherwise, avoid the DOM node creation, insertion
 544                         // and removal by using an indirect global eval
 545                                 indirect( code );
 546                         }
 547                 }
 548         },
 549
 550         // Convert dashed to camelCase; used by the css and data modules
 551         // Microsoft forgot to hump their vendor prefix (#9572)
 552         camelCase: function( string ) {
 553                 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 554         },
 555
 556         nodeName: function( elem, name ) {
 557                 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 558         },
 559
 560         // args is for internal usage only
 561         each: function( obj, callback, args ) {
 562                 var value,
 563                         i = 0,
 564                         length = obj.length,
 565                         isArray = isArraylike( obj );
 566
 567                 if ( args ) {
 568                         if ( isArray ) {
 569                                 for ( ; i < length; i++ ) {
 570                                         value = callback.apply( obj[ i ], args );
 571
 572                                         if ( value === false ) {
 573                                                 break;
 574                                         }
 575                                 }
 576                         } else {
 577                                 for ( i in obj ) {
 578                                         value = callback.apply( obj[ i ], args );
 579
 580                                         if ( value === false ) {
 581                                                 break;
 582                                         }
 583                                 }
 584                         }
 585
 586                 // A special, fast, case for the most common use of each
 587                 } else {
 588                         if ( isArray ) {
 589                                 for ( ; i < length; i++ ) {
 590                                         value = callback.call( obj[ i ], i, obj[ i ] );
 591
 592                                         if ( value === false ) {
 593                                                 break;
 594                                         }
 595                                 }
 596                         } else {
 597                                 for ( i in obj ) {
 598                                         value = callback.call( obj[ i ], i, obj[ i ] );
 599
 600                                         if ( value === false ) {
 601                                                 break;
 602                                         }
 603                                 }
 604                         }
 605                 }
 606
 607                 return obj;
 608         },
 609
 610         trim: function( text ) {
 611                 return text == null ? "" : core_trim.call( text );
 612         },
 613
 614         // results is for internal usage only
 615         makeArray: function( arr, results ) {
 616                 var ret = results || [];
 617
 618                 if ( arr != null ) {
 619                         if ( isArraylike( Object(arr) ) ) {
 620                                 jQuery.merge( ret,
 621                                         typeof arr === "string" ?
 622                                         [ arr ] : arr
 623                                 );
 624                         } else {
 625                                 core_push.call( ret, arr );
 626                         }
 627                 }
 628
 629                 return ret;
 630         },
 631
 632         inArray: function( elem, arr, i ) {
 633                 return arr == null ? -1 : core_indexOf.call( arr, elem, i );
 634         },
 635
 636         merge: function( first, second ) {
 637                 var l = second.length,
 638                         i = first.length,
 639                         j = 0;
 640
 641                 if ( typeof l === "number" ) {
 642                         for ( ; j < l; j++ ) {
 643                                 first[ i++ ] = second[ j ];
 644                         }
 645                 } else {
 646                         while ( second[j] !== undefined ) {
 647                                 first[ i++ ] = second[ j++ ];
 648                         }
 649                 }
 650
 651                 first.length = i;
 652
 653                 return first;
 654         },
 655
 656         grep: function( elems, callback, inv ) {
 657                 var retVal,
 658                         ret = [],
 659                         i = 0,
 660                         length = elems.length;
 661                 inv = !!inv;
 662
 663                 // Go through the array, only saving the items
 664                 // that pass the validator function
 665                 for ( ; i < length; i++ ) {
 666                         retVal = !!callback( elems[ i ], i );
 667                         if ( inv !== retVal ) {
 668                                 ret.push( elems[ i ] );
 669                         }
 670                 }
 671
 672                 return ret;
 673         },
 674
 675         // arg is for internal usage only
 676         map: function( elems, callback, arg ) {
 677                 var value,
 678                         i = 0,
 679                         length = elems.length,
 680                         isArray = isArraylike( elems ),
 681                         ret = [];
 682
 683                 // Go through the array, translating each of the items to their
 684                 if ( isArray ) {
 685                         for ( ; i < length; i++ ) {
 686                                 value = callback( elems[ i ], i, arg );
 687
 688                                 if ( value != null ) {
 689                                         ret[ ret.length ] = value;
 690                                 }
 691                         }
 692
 693                 // Go through every key on the object,
 694                 } else {
 695                         for ( i in elems ) {
 696                                 value = callback( elems[ i ], i, arg );
 697
 698                                 if ( value != null ) {
 699                                         ret[ ret.length ] = value;
 700                                 }
 701                         }
 702                 }
 703
 704                 // Flatten any nested arrays
 705                 return core_concat.apply( [], ret );
 706         },
 707
 708         // A global GUID counter for objects
 709         guid: 1,
 710
 711         // Bind a function to a context, optionally partially applying any
 712         // arguments.
 713         proxy: function( fn, context ) {
 714                 var tmp, args, proxy;
 715
 716                 if ( typeof context === "string" ) {
 717                         tmp = fn[ context ];
 718                         context = fn;
 719                         fn = tmp;
 720                 }
 721
 722                 // Quick check to determine if target is callable, in the spec
 723                 // this throws a TypeError, but we will just return undefined.
 724                 if ( !jQuery.isFunction( fn ) ) {
 725                         return undefined;
 726                 }
 727
 728                 // Simulated bind
 729                 args = core_slice.call( arguments, 2 );
 730                 proxy = function() {
 731                         return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
 732                 };
 733
 734                 // Set the guid of unique handler to the same of original handler, so it can be removed
 735                 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
 736
 737                 return proxy;
 738         },
 739
 740         // Multifunctional method to get and set values of a collection
 741         // The value/s can optionally be executed if it's a function
 742         access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
 743                 var i = 0,
 744                         length = elems.length,
 745                         bulk = key == null;
 746
 747                 // Sets many values
 748                 if ( jQuery.type( key ) === "object" ) {
 749                         chainable = true;
 750                         for ( i in key ) {
 751                                 jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
 752                         }
 753
 754                 // Sets one value
 755                 } else if ( value !== undefined ) {
 756                         chainable = true;
 757
 758                         if ( !jQuery.isFunction( value ) ) {
 759                                 raw = true;
 760                         }
 761
 762                         if ( bulk ) {
 763                                 // Bulk operations run against the entire set
 764                                 if ( raw ) {
 765                                         fn.call( elems, value );
 766                                         fn = null;
 767
 768                                 // ...except when executing function values
 769                                 } else {
 770                                         bulk = fn;
 771                                         fn = function( elem, key, value ) {
 772                                                 return bulk.call( jQuery( elem ), value );
 773                                         };
 774                                 }
 775                         }
 776
 777                         if ( fn ) {
 778                                 for ( ; i < length; i++ ) {
 779                                         fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
 780                                 }
 781                         }
 782                 }
 783
 784                 return chainable ?
 785                         elems :
 786
 787                         // Gets
 788                         bulk ?
 789                                 fn.call( elems ) :
 790                                 length ? fn( elems[0], key ) : emptyGet;
 791         },
 792
 793         now: Date.now,
 794
 795         // A method for quickly swapping in/out CSS properties to get correct calculations.
 796         // Note: this method belongs to the css module but it's needed here for the support module.
 797         // If support gets modularized, this method should be moved back to the css module.
 798         swap: function( elem, options, callback, args ) {
 799                 var ret, name,
 800                         old = {};
 801
 802                 // Remember the old values, and insert the new ones
 803                 for ( name in options ) {
 804                         old[ name ] = elem.style[ name ];
 805                         elem.style[ name ] = options[ name ];
 806                 }
 807
 808                 ret = callback.apply( elem, args || [] );
 809
 810                 // Revert the old values
 811                 for ( name in options ) {
 812                         elem.style[ name ] = old[ name ];
 813                 }
 814
 815                 return ret;
 816         }
 817 });
 818
 819 jQuery.ready.promise = function( obj ) {
 820         if ( !readyList ) {
 821
 822                 readyList = jQuery.Deferred();
 823
 824                 // Catch cases where $(document).ready() is called after the browser event has already occurred.
 825                 // we once tried to use readyState "interactive" here, but it caused issues like the one
 826                 // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
 827                 if ( document.readyState === "complete" ) {
 828                         // Handle it asynchronously to allow scripts the opportunity to delay ready
 829                         setTimeout( jQuery.ready );
 830
 831                 } else {
 832
 833                         // Use the handy event callback
 834                         document.addEventListener( "DOMContentLoaded", completed, false );
 835
 836                         // A fallback to window.onload, that will always work
 837                         window.addEventListener( "load", completed, false );
 838                 }
 839         }
 840         return readyList.promise( obj );
 841 };
 842
 843 // Populate the class2type map
 844 jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
 845         class2type[ "[object " + name + "]" ] = name.toLowerCase();
 846 });
 847
 848 function isArraylike( obj ) {
 849         var length = obj.length,
 850                 type = jQuery.type( obj );
 851
 852         if ( jQuery.isWindow( obj ) ) {
 853                 return false;
 854         }
 855
 856         if ( obj.nodeType === 1 && length ) {
 857                 return true;
 858         }
 859
 860         return type === "array" || type !== "function" &&
 861                 ( length === 0 ||
 862                 typeof length === "number" && length > 0 && ( length - 1 ) in obj );
 863 }
 864
 865 // All jQuery objects should point back to these
 866 rootjQuery = jQuery(document);
 867 /*!
 868  * Sizzle CSS Selector Engine v1.9.4-pre
 869  * http://sizzlejs.com/
 870  *
 871  * Copyright 2013 jQuery Foundation, Inc. and other contributors
 872  * Released under the MIT license
 873  * http://jquery.org/license
 874  *
 875  * Date: 2013-06-03
 876  */
 877 (function( window, undefined ) {
 878
 879 var i,
 880         support,
 881         cachedruns,
 882         Expr,
 883         getText,
 884         isXML,
 885         compile,
 886         outermostContext,
 887         sortInput,
 888
 889         // Local document vars
 890         setDocument,
 891         document,
 892         docElem,
 893         documentIsHTML,
 894         rbuggyQSA,
 895         rbuggyMatches,
 896         matches,
 897         contains,
 898
 899         // Instance-specific data
 900         expando = "sizzle" + -(new Date()),
 901         preferredDoc = window.document,
 902         dirruns = 0,
 903         done = 0,
 904         classCache = createCache(),
 905         tokenCache = createCache(),
 906         compilerCache = createCache(),
 907         hasDuplicate = false,
 908         sortOrder = function( a, b ) {
 909                 if ( a === b ) {
 910                         hasDuplicate = true;
 911                         return 0;
 912                 }
 913                 return 0;
 914         },
 915
 916         // General-purpose constants
 917         strundefined = typeof undefined,
 918         MAX_NEGATIVE = 1 << 31,
 919
 920         // Instance methods
 921         hasOwn = ({}).hasOwnProperty,
 922         arr = [],
 923         pop = arr.pop,
 924         push_native = arr.push,
 925         push = arr.push,
 926         slice = arr.slice,
 927         // Use a stripped-down indexOf if we can't use a native one
 928         indexOf = arr.indexOf || function( elem ) {
 929                 var i = 0,
 930                         len = this.length;
 931                 for ( ; i < len; i++ ) {
 932                         if ( this[i] === elem ) {
 933                                 return i;
 934                         }
 935                 }
 936                 return -1;
 937         },
 938
 939         booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
 940
 941         // Regular expressions
 942
 943         // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
 944         whitespace = "[\\x20\\t\\r\\n\\f]",
 945         // http://www.w3.org/TR/css3-syntax/#characters
 946         characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 947
 948         // Loosely modeled on CSS identifier characters
 949         // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
 950         // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
 951         identifier = characterEncoding.replace( "w", "w#" ),
 952
 953         // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
 954         attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
 955                 "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
 956
 957         // Prefer arguments quoted,
 958         //   then not containing pseudos/brackets,
 959         //   then attribute selectors/non-parenthetical expressions,
 960         //   then anything else
 961         // These preferences are here to reduce the number of selectors
 962         //   needing tokenize in the PSEUDO preFilter
 963         pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
 964
 965         // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
 966         rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
 967
 968         rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
 969         rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
 970
 971         rsibling = new RegExp( whitespace + "*[+~]" ),
 972         rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),
 973
 974         rpseudo = new RegExp( pseudos ),
 975         ridentifier = new RegExp( "^" + identifier + "$" ),
 976
 977         matchExpr = {
 978                 "ID": new RegExp( "^#(" + characterEncoding + ")" ),
 979                 "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
 980                 "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
 981                 "ATTR": new RegExp( "^" + attributes ),
 982                 "PSEUDO": new RegExp( "^" + pseudos ),
 983                 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
 984                         "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
 985                         "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
 986                 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
 987                 // For use in libraries implementing .is()
 988                 // We use this for POS matching in `select`
 989                 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
 990                         whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
 991         },
 992
 993         rnative = /^[^{]+\{\s*\[native \w/,
 994
 995         // Easily-parseable/retrievable ID or TAG or CLASS selectors
 996         rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
 997
 998         rinputs = /^(?:input|select|textarea|button)$/i,
 999         rheader = /^h\d$/i,
1000
1001         rescape = /'|\\/g,
1002
1003         // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
1004         runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
1005         funescape = function( _, escaped, escapedWhitespace ) {
1006                 var high = "0x" + escaped - 0x10000;
1007                 // NaN means non-codepoint
1008                 // Support: Firefox
1009                 // Workaround erroneous numeric interpretation of +"0x"
1010                 return high !== high || escapedWhitespace ?
1011                         escaped :
1012                         // BMP codepoint
1013                         high < 0 ?
1014                                 String.fromCharCode( high + 0x10000 ) :
1015                                 // Supplemental Plane codepoint (surrogate pair)
1016                                 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
1017         };
1018
1019 // Optimize for push.apply( _, NodeList )
1020 try {
1021         push.apply(
1022                 (arr = slice.call( preferredDoc.childNodes )),
1023                 preferredDoc.childNodes
1024         );
1025         // Support: Android<4.0
1026         // Detect silently failing push.apply
1027         arr[ preferredDoc.childNodes.length ].nodeType;
1028 } catch ( e ) {
1029         push = { apply: arr.length ?
1030
1031                 // Leverage slice if possible
1032                 function( target, els ) {
1033                         push_native.apply( target, slice.call(els) );
1034                 } :
1035
1036                 // Support: IE<9
1037                 // Otherwise append directly
1038                 function( target, els ) {
1039                         var j = target.length,
1040                                 i = 0;
1041                         // Can't trust NodeList.length
1042                         while ( (target[j++] = els[i++]) ) {}
1043                         target.length = j - 1;
1044                 }
1045         };
1046 }
1047
1048 function Sizzle( selector, context, results, seed ) {
1049         var match, elem, m, nodeType,
1050                 // QSA vars
1051                 i, groups, old, nid, newContext, newSelector;
1052
1053         if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
1054                 setDocument( context );
1055         }
1056
1057         context = context || document;
1058         results = results || [];
1059
1060         if ( !selector || typeof selector !== "string" ) {
1061                 return results;
1062         }
1063
1064         if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
1065                 return [];
1066         }
1067
1068         if ( documentIsHTML && !seed ) {
1069
1070                 // Shortcuts
1071                 if ( (match = rquickExpr.exec( selector )) ) {
1072                         // Speed-up: Sizzle("#ID")
1073                         if ( (m = match[1]) ) {
1074                                 if ( nodeType === 9 ) {
1075                                         elem = context.getElementById( m );
1076                                         // Check parentNode to catch when Blackberry 4.6 returns
1077                                         // nodes that are no longer in the document #6963
1078                                         if ( elem && elem.parentNode ) {
1079                                                 // Handle the case where IE, Opera, and Webkit return items
1080                                                 // by name instead of ID
1081                                                 if ( elem.id === m ) {
1082                                                         results.push( elem );
1083                                                         return results;
1084                                                 }
1085                                         } else {
1086                                                 return results;
1087                                         }
1088                                 } else {
1089                                         // Context is not a document
1090                                         if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
1091                                                 contains( context, elem ) && elem.id === m ) {
1092                                                 results.push( elem );
1093                                                 return results;
1094                                         }
1095                                 }
1096
1097                         // Speed-up: Sizzle("TAG")
1098                         } else if ( match[2] ) {
1099                                 push.apply( results, context.getElementsByTagName( selector ) );
1100                                 return results;
1101
1102                         // Speed-up: Sizzle(".CLASS")
1103                         } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
1104                                 push.apply( results, context.getElementsByClassName( m ) );
1105                                 return results;
1106                         }
1107                 }
1108
1109                 // QSA path
1110                 if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
1111                         nid = old = expando;
1112                         newContext = context;
1113                         newSelector = nodeType === 9 && selector;
1114
1115                         // qSA works strangely on Element-rooted queries
1116                         // We can work around this by specifying an extra ID on the root
1117                         // and working up from there (Thanks to Andrew Dupont for the technique)
1118                         // IE 8 doesn't work on object elements
1119                         if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
1120                                 groups = tokenize( selector );
1121
1122                                 if ( (old = context.getAttribute("id")) ) {
1123                                         nid = old.replace( rescape, "\\$&" );
1124                                 } else {
1125                                         context.setAttribute( "id", nid );
1126                                 }
1127                                 nid = "[id='" + nid + "'] ";
1128
1129                                 i = groups.length;
1130                                 while ( i-- ) {
1131                                         groups[i] = nid + toSelector( groups[i] );
1132                                 }
1133                                 newContext = rsibling.test( selector ) && context.parentNode || context;
1134                                 newSelector = groups.join(",");
1135                         }
1136
1137                         if ( newSelector ) {
1138                                 try {
1139                                         push.apply( results,
1140                                                 newContext.querySelectorAll( newSelector )
1141                                         );
1142                                         return results;
1143                                 } catch(qsaError) {
1144                                 } finally {
1145                                         if ( !old ) {
1146                                                 context.removeAttribute("id");
1147                                         }
1148                                 }
1149                         }
1150                 }
1151         }
1152
1153         // All others
1154         return select( selector.replace( rtrim, "$1" ), context, results, seed );
1155 }
1156
1157 /**
1158  * Create key-value caches of limited size
1159  * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
1160  *      property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
1161  *      deleting the oldest entry
1162  */
1163 function createCache() {
1164         var keys = [];
1165
1166         function cache( key, value ) {
1167                 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
1168                 if ( keys.push( key += " " ) > Expr.cacheLength ) {
1169                         // Only keep the most recent entries
1170                         delete cache[ keys.shift() ];
1171                 }
1172                 return (cache[ key ] = value);
1173         }
1174         return cache;
1175 }
1176
1177 /**
1178  * Mark a function for special use by Sizzle
1179  * @param {Function} fn The function to mark
1180  */
1181 function markFunction( fn ) {
1182         fn[ expando ] = true;
1183         return fn;
1184 }
1185
1186 /**
1187  * Support testing using an element
1188  * @param {Function} fn Passed the created div and expects a boolean result
1189  */
1190 function assert( fn ) {
1191         var div = document.createElement("div");
1192
1193         try {
1194                 return !!fn( div );
1195         } catch (e) {
1196                 return false;
1197         } finally {
1198                 // Remove from its parent by default
1199                 if ( div.parentNode ) {
1200                         div.parentNode.removeChild( div );
1201                 }
1202                 // release memory in IE
1203                 div = null;
1204         }
1205 }
1206
1207 /**
1208  * Adds the same handler for all of the specified attrs
1209  * @param {String} attrs Pipe-separated list of attributes
1210  * @param {Function} handler The method that will be applied
1211  */
1212 function addHandle( attrs, handler ) {
1213         var arr = attrs.split("|"),
1214                 i = attrs.length;
1215
1216         while ( i-- ) {
1217                 Expr.attrHandle[ arr[i] ] = handler;
1218         }
1219 }
1220
1221 /**
1222  * Checks document order of two siblings
1223  * @param {Element} a
1224  * @param {Element} b
1225  * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
1226  */
1227 function siblingCheck( a, b ) {
1228         var cur = b && a,
1229                 diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
1230                         ( ~b.sourceIndex || MAX_NEGATIVE ) -
1231                         ( ~a.sourceIndex || MAX_NEGATIVE );
1232
1233         // Use IE sourceIndex if available on both nodes
1234         if ( diff ) {
1235                 return diff;
1236         }
1237
1238         // Check if b follows a
1239         if ( cur ) {
1240                 while ( (cur = cur.nextSibling) ) {
1241                         if ( cur === b ) {
1242                                 return -1;
1243                         }
1244                 }
1245         }
1246
1247         return a ? 1 : -1;
1248 }
1249
1250 /**
1251  * Returns a function to use in pseudos for input types
1252  * @param {String} type
1253  */
1254 function createInputPseudo( type ) {
1255         return function( elem ) {
1256                 var name = elem.nodeName.toLowerCase();
1257                 return name === "input" && elem.type === type;
1258         };
1259 }
1260
1261 /**
1262  * Returns a function to use in pseudos for buttons
1263  * @param {String} type
1264  */
1265 function createButtonPseudo( type ) {
1266         return function( elem ) {
1267                 var name = elem.nodeName.toLowerCase();
1268                 return (name === "input" || name === "button") && elem.type === type;
1269         };
1270 }
1271
1272 /**
1273  * Returns a function to use in pseudos for positionals
1274  * @param {Function} fn
1275  */
1276 function createPositionalPseudo( fn ) {
1277         return markFunction(function( argument ) {
1278                 argument = +argument;
1279                 return markFunction(function( seed, matches ) {
1280                         var j,
1281                                 matchIndexes = fn( [], seed.length, argument ),
1282                                 i = matchIndexes.length;
1283
1284                         // Match elements found at the specified indexes
1285                         while ( i-- ) {
1286                                 if ( seed[ (j = matchIndexes[i]) ] ) {
1287                                         seed[j] = !(matches[j] = seed[j]);
1288                                 }
1289                         }
1290                 });
1291         });
1292 }
1293
1294 /**
1295  * Detect xml
1296  * @param {Element|Object} elem An element or a document
1297  */
1298 isXML = Sizzle.isXML = function( elem ) {
1299         // documentElement is verified for cases where it doesn't yet exist
1300         // (such as loading iframes in IE - #4833)
1301         var documentElement = elem && (elem.ownerDocument || elem).documentElement;
1302         return documentElement ? documentElement.nodeName !== "HTML" : false;
1303 };
1304
1305 // Expose support vars for convenience
1306 support = Sizzle.support = {};
1307
1308 /**
1309  * Sets document-related variables once based on the current document
1310  * @param {Element|Object} [doc] An element or document object to use to set the document
1311  * @returns {Object} Returns the current document
1312  */
1313 setDocument = Sizzle.setDocument = function( node ) {
1314         var doc = node ? node.ownerDocument || node : preferredDoc,
1315                 parent = doc.defaultView;
1316
1317         // If no document and documentElement is available, return
1318         if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
1319                 return document;
1320         }
1321
1322         // Set our document
1323         document = doc;
1324         docElem = doc.documentElement;
1325
1326         // Support tests
1327         documentIsHTML = !isXML( doc );
1328
1329         // Support: IE>8
1330         // If iframe document is assigned to "document" variable and if iframe has been reloaded,
1331         // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
1332         // IE6-8 do not support the defaultView property so parent will be undefined
1333         if ( parent && parent.attachEvent && parent !== parent.top ) {
1334                 parent.attachEvent( "onbeforeunload", function() {
1335                         setDocument();
1336                 });
1337         }
1338
1339         /* Attributes
1340         ---------------------------------------------------------------------- */
1341
1342         // Support: IE<8
1343         // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
1344         support.attributes = assert(function( div ) {
1345                 div.className = "i";
1346                 return !div.getAttribute("className");
1347         });
1348
1349         /* getElement(s)By*
1350         ---------------------------------------------------------------------- */
1351
1352         // Check if getElementsByTagName("*") returns only elements
1353         support.getElementsByTagName = assert(function( div ) {
1354                 div.appendChild( doc.createComment("") );
1355                 return !div.getElementsByTagName("*").length;
1356         });
1357
1358         // Check if getElementsByClassName can be trusted
1359         support.getElementsByClassName = assert(function( div ) {
1360                 div.innerHTML = "<div class='a'></div><div class='a i'></div>";
1361
1362                 // Support: Safari<4
1363                 // Catch class over-caching
1364                 div.firstChild.className = "i";
1365                 // Support: Opera<10
1366                 // Catch gEBCN failure to find non-leading classes
1367                 return div.getElementsByClassName("i").length === 2;
1368         });
1369
1370         // Support: IE<10
1371         // Check if getElementById returns elements by name
1372         // The broken getElementById methods don't pick up programatically-set names,
1373         // so use a roundabout getElementsByName test
1374         support.getById = assert(function( div ) {
1375                 docElem.appendChild( div ).id = expando;
1376                 return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
1377         });
1378
1379         // ID find and filter
1380         if ( support.getById ) {
1381                 Expr.find["ID"] = function( id, context ) {
1382                         if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
1383                                 var m = context.getElementById( id );
1384                                 // Check parentNode to catch when Blackberry 4.6 returns
1385                                 // nodes that are no longer in the document #6963
1386                                 return m && m.parentNode ? [m] : [];
1387                         }
1388                 };
1389                 Expr.filter["ID"] = function( id ) {
1390                         var attrId = id.replace( runescape, funescape );
1391                         return function( elem ) {
1392                                 return elem.getAttribute("id") === attrId;
1393                         };
1394                 };
1395         } else {
1396                 // Support: IE6/7
1397                 // getElementById is not reliable as a find shortcut
1398                 delete Expr.find["ID"];
1399
1400                 Expr.filter["ID"] =  function( id ) {
1401                         var attrId = id.replace( runescape, funescape );
1402                         return function( elem ) {
1403                                 var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
1404                                 return node && node.value === attrId;
1405                         };
1406                 };
1407         }
1408
1409         // Tag
1410         Expr.find["TAG"] = support.getElementsByTagName ?
1411                 function( tag, context ) {
1412                         if ( typeof context.getElementsByTagName !== strundefined ) {
1413                                 return context.getElementsByTagName( tag );
1414                         }
1415                 } :
1416                 function( tag, context ) {
1417                         var elem,
1418                                 tmp = [],
1419                                 i = 0,
1420                                 results = context.getElementsByTagName( tag );
1421
1422                         // Filter out possible comments
1423                         if ( tag === "*" ) {
1424                                 while ( (elem = results[i++]) ) {
1425                                         if ( elem.nodeType === 1 ) {
1426                                                 tmp.push( elem );
1427                                         }
1428                                 }
1429
1430                                 return tmp;
1431                         }
1432                         return results;
1433                 };
1434
1435         // Class
1436         Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
1437                 if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
1438                         return context.getElementsByClassName( className );
1439                 }
1440         };
1441
1442         /* QSA/matchesSelector
1443         ---------------------------------------------------------------------- */
1444
1445         // QSA and matchesSelector support
1446
1447         // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
1448         rbuggyMatches = [];
1449
1450         // qSa(:focus) reports false when true (Chrome 21)
1451         // We allow this because of a bug in IE8/9 that throws an error
1452         // whenever `document.activeElement` is accessed on an iframe
1453         // So, we allow :focus to pass through QSA all the time to avoid the IE error
1454         // See http://bugs.jquery.com/ticket/13378
1455         rbuggyQSA = [];
1456
1457         if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
1458                 // Build QSA regex
1459                 // Regex strategy adopted from Diego Perini
1460                 assert(function( div ) {
1461                         // Select is set to empty string on purpose
1462                         // This is to test IE's treatment of not explicitly
1463                         // setting a boolean content attribute,
1464                         // since its presence should be enough
1465                         // http://bugs.jquery.com/ticket/12359
1466                         div.innerHTML = "<select><option selected=''></option></select>";
1467
1468                         // Support: IE8
1469                         // Boolean attributes and "value" are not treated correctly
1470                         if ( !div.querySelectorAll("[selected]").length ) {
1471                                 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
1472                         }
1473
1474                         // Webkit/Opera - :checked should return selected option elements
1475                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1476                         // IE8 throws error here and will not see later tests
1477                         if ( !div.querySelectorAll(":checked").length ) {
1478                                 rbuggyQSA.push(":checked");
1479                         }
1480                 });
1481
1482                 assert(function( div ) {
1483
1484                         // Support: Opera 10-12/IE8
1485                         // ^= $= *= and empty values
1486                         // Should not select anything
1487                         // Support: Windows 8 Native Apps
1488                         // The type attribute is restricted during .innerHTML assignment
1489                         var input = doc.createElement("input");
1490                         input.setAttribute( "type", "hidden" );
1491                         div.appendChild( input ).setAttribute( "t", "" );
1492
1493                         if ( div.querySelectorAll("[t^='']").length ) {
1494                                 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
1495                         }
1496
1497                         // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
1498                         // IE8 throws error here and will not see later tests
1499                         if ( !div.querySelectorAll(":enabled").length ) {
1500                                 rbuggyQSA.push( ":enabled", ":disabled" );
1501                         }
1502
1503                         // Opera 10-11 does not throw on post-comma invalid pseudos
1504                         div.querySelectorAll("*,:x");
1505                         rbuggyQSA.push(",.*:");
1506                 });
1507         }
1508
1509         if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
1510                 docElem.mozMatchesSelector ||
1511                 docElem.oMatchesSelector ||
1512                 docElem.msMatchesSelector) )) ) {
1513
1514                 assert(function( div ) {
1515                         // Check to see if it's possible to do matchesSelector
1516                         // on a disconnected node (IE 9)
1517                         support.disconnectedMatch = matches.call( div, "div" );
1518
1519                         // This should fail with an exception
1520                         // Gecko does not error, returns false instead
1521                         matches.call( div, "[s!='']:x" );
1522                         rbuggyMatches.push( "!=", pseudos );
1523                 });
1524         }
1525
1526         rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
1527         rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
1528
1529         /* Contains
1530         ---------------------------------------------------------------------- */
1531
1532         // Element contains another
1533         // Purposefully does not implement inclusive descendent
1534         // As in, an element does not contain itself
1535         contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ?
1536                 function( a, b ) {
1537                         var adown = a.nodeType === 9 ? a.documentElement : a,
1538                                 bup = b && b.parentNode;
1539                         return a === bup || !!( bup && bup.nodeType === 1 && (
1540                                 adown.contains ?
1541                                         adown.contains( bup ) :
1542                                         a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
1543                         ));
1544                 } :
1545                 function( a, b ) {
1546                         if ( b ) {
1547                                 while ( (b = b.parentNode) ) {
1548                                         if ( b === a ) {
1549                                                 return true;
1550                                         }
1551                                 }
1552                         }
1553                         return false;
1554                 };
1555
1556         /* Sorting
1557         ---------------------------------------------------------------------- */
1558
1559         // Document order sorting
1560         sortOrder = docElem.compareDocumentPosition ?
1561         function( a, b ) {
1562
1563                 // Flag for duplicate removal
1564                 if ( a === b ) {
1565                         hasDuplicate = true;
1566                         return 0;
1567                 }
1568
1569                 var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );
1570
1571                 if ( compare ) {
1572                         // Disconnected nodes
1573                         if ( compare & 1 ||
1574                                 (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
1575
1576                                 // Choose the first element that is related to our preferred document
1577                                 if ( a === doc || contains(preferredDoc, a) ) {
1578                                         return -1;
1579                                 }
1580                                 if ( b === doc || contains(preferredDoc, b) ) {
1581                                         return 1;
1582                                 }
1583
1584                                 // Maintain original order
1585                                 return sortInput ?
1586                                         ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
1587                                         0;
1588                         }
1589
1590                         return compare & 4 ? -1 : 1;
1591                 }
1592
1593                 // Not directly comparable, sort on existence of method
1594                 return a.compareDocumentPosition ? -1 : 1;
1595         } :
1596         function( a, b ) {
1597                 var cur,
1598                         i = 0,
1599                         aup = a.parentNode,
1600                         bup = b.parentNode,
1601                         ap = [ a ],
1602                         bp = [ b ];
1603
1604                 // Exit early if the nodes are identical
1605                 if ( a === b ) {
1606                         hasDuplicate = true;
1607                         return 0;
1608
1609                 // Parentless nodes are either documents or disconnected
1610                 } else if ( !aup || !bup ) {
1611                         return a === doc ? -1 :
1612                                 b === doc ? 1 :
1613                                 aup ? -1 :
1614                                 bup ? 1 :
1615                                 sortInput ?
1616                                 ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
1617                                 0;
1618
1619                 // If the nodes are siblings, we can do a quick check
1620                 } else if ( aup === bup ) {
1621                         return siblingCheck( a, b );
1622                 }
1623
1624                 // Otherwise we need full lists of their ancestors for comparison
1625                 cur = a;
1626                 while ( (cur = cur.parentNode) ) {
1627                         ap.unshift( cur );
1628                 }
1629                 cur = b;
1630                 while ( (cur = cur.parentNode) ) {
1631                         bp.unshift( cur );
1632                 }
1633
1634                 // Walk down the tree looking for a discrepancy
1635                 while ( ap[i] === bp[i] ) {
1636                         i++;
1637                 }
1638
1639                 return i ?
1640                         // Do a sibling check if the nodes have a common ancestor
1641                         siblingCheck( ap[i], bp[i] ) :
1642
1643                         // Otherwise nodes in our document sort first
1644                         ap[i] === preferredDoc ? -1 :
1645                         bp[i] === preferredDoc ? 1 :
1646                         0;
1647         };
1648
1649         return doc;
1650 };
1651
1652 Sizzle.matches = function( expr, elements ) {
1653         return Sizzle( expr, null, null, elements );
1654 };
1655
1656 Sizzle.matchesSelector = function( elem, expr ) {
1657         // Set document vars if needed
1658         if ( ( elem.ownerDocument || elem ) !== document ) {
1659                 setDocument( elem );
1660         }
1661
1662         // Make sure that attribute selectors are quoted
1663         expr = expr.replace( rattributeQuotes, "='$1']" );
1664
1665         if ( support.matchesSelector && documentIsHTML &&
1666                 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
1667                 ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
1668
1669                 try {
1670                         var ret = matches.call( elem, expr );
1671
1672                         // IE 9's matchesSelector returns false on disconnected nodes
1673                         if ( ret || support.disconnectedMatch ||
1674                                         // As well, disconnected nodes are said to be in a document
1675                                         // fragment in IE 9
1676                                         elem.document && elem.document.nodeType !== 11 ) {
1677                                 return ret;
1678                         }
1679                 } catch(e) {}
1680         }
1681
1682         return Sizzle( expr, document, null, [elem] ).length > 0;
1683 };
1684
1685 Sizzle.contains = function( context, elem ) {
1686         // Set document vars if needed
1687         if ( ( context.ownerDocument || context ) !== document ) {
1688                 setDocument( context );
1689         }
1690         return contains( context, elem );
1691 };
1692
1693 Sizzle.attr = function( elem, name ) {
1694         // Set document vars if needed
1695         if ( ( elem.ownerDocument || elem ) !== document ) {
1696                 setDocument( elem );
1697         }
1698
1699         var fn = Expr.attrHandle[ name.toLowerCase() ],
1700                 // Don't get fooled by Object.prototype properties (jQuery #13807)
1701                 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
1702                         fn( elem, name, !documentIsHTML ) :
1703                         undefined;
1704
1705         return val === undefined ?
1706                 support.attributes || !documentIsHTML ?
1707                         elem.getAttribute( name ) :
1708                         (val = elem.getAttributeNode(name)) && val.specified ?
1709                                 val.value :
1710                                 null :
1711                 val;
1712 };
1713
1714 Sizzle.error = function( msg ) {
1715         throw new Error( "Syntax error, unrecognized expression: " + msg );
1716 };
1717
1718 /**
1719  * Document sorting and removing duplicates
1720  * @param {ArrayLike} results
1721  */
1722 Sizzle.uniqueSort = function( results ) {
1723         var elem,
1724                 duplicates = [],
1725                 j = 0,
1726                 i = 0;
1727
1728         // Unless we *know* we can detect duplicates, assume their presence
1729         hasDuplicate = !support.detectDuplicates;
1730         sortInput = !support.sortStable && results.slice( 0 );
1731         results.sort( sortOrder );
1732
1733         if ( hasDuplicate ) {
1734                 while ( (elem = results[i++]) ) {
1735                         if ( elem === results[ i ] ) {
1736                                 j = duplicates.push( i );
1737                         }
1738                 }
1739                 while ( j-- ) {
1740                         results.splice( duplicates[ j ], 1 );
1741                 }
1742         }
1743
1744         return results;
1745 };
1746
1747 /**
1748  * Utility function for retrieving the text value of an array of DOM nodes
1749  * @param {Array|Element} elem
1750  */
1751 getText = Sizzle.getText = function( elem ) {
1752         var node,
1753                 ret = "",
1754                 i = 0,
1755                 nodeType = elem.nodeType;
1756
1757         if ( !nodeType ) {
1758                 // If no nodeType, this is expected to be an array
1759                 for ( ; (node = elem[i]); i++ ) {
1760                         // Do not traverse comment nodes
1761                         ret += getText( node );
1762                 }
1763         } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
1764                 // Use textContent for elements
1765                 // innerText usage removed for consistency of new lines (see #11153)
1766                 if ( typeof elem.textContent === "string" ) {
1767                         return elem.textContent;
1768                 } else {
1769                         // Traverse its children
1770                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1771                                 ret += getText( elem );
1772                         }
1773                 }
1774         } else if ( nodeType === 3 || nodeType === 4 ) {
1775                 return elem.nodeValue;
1776         }
1777         // Do not include comment or processing instruction nodes
1778
1779         return ret;
1780 };
1781
1782 Expr = Sizzle.selectors = {
1783
1784         // Can be adjusted by the user
1785         cacheLength: 50,
1786
1787         createPseudo: markFunction,
1788
1789         match: matchExpr,
1790
1791         attrHandle: {},
1792
1793         find: {},
1794
1795         relative: {
1796                 ">": { dir: "parentNode", first: true },
1797                 " ": { dir: "parentNode" },
1798                 "+": { dir: "previousSibling", first: true },
1799                 "~": { dir: "previousSibling" }
1800         },
1801
1802         preFilter: {
1803                 "ATTR": function( match ) {
1804                         match[1] = match[1].replace( runescape, funescape );
1805
1806                         // Move the given value to match[3] whether quoted or unquoted
1807                         match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
1808
1809                         if ( match[2] === "~=" ) {
1810                                 match[3] = " " + match[3] + " ";
1811                         }
1812
1813                         return match.slice( 0, 4 );
1814                 },
1815
1816                 "CHILD": function( match ) {
1817                         /* matches from matchExpr["CHILD"]
1818                                 1 type (only|nth|...)
1819                                 2 what (child|of-type)
1820                                 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1821                                 4 xn-component of xn+y argument ([+-]?\d*n|)
1822                                 5 sign of xn-component
1823                                 6 x of xn-component
1824                                 7 sign of y-component
1825                                 8 y of y-component
1826                         */
1827                         match[1] = match[1].toLowerCase();
1828
1829                         if ( match[1].slice( 0, 3 ) === "nth" ) {
1830                                 // nth-* requires argument
1831                                 if ( !match[3] ) {
1832                                         Sizzle.error( match[0] );
1833                                 }
1834
1835                                 // numeric x and y parameters for Expr.filter.CHILD
1836                                 // remember that false/true cast respectively to 0/1
1837                                 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
1838                                 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
1839
1840                         // other types prohibit arguments
1841                         } else if ( match[3] ) {
1842                                 Sizzle.error( match[0] );
1843                         }
1844
1845                         return match;
1846                 },
1847
1848                 "PSEUDO": function( match ) {
1849                         var excess,
1850                                 unquoted = !match[5] && match[2];
1851
1852                         if ( matchExpr["CHILD"].test( match[0] ) ) {
1853                                 return null;
1854                         }
1855
1856                         // Accept quoted arguments as-is
1857                         if ( match[3] && match[4] !== undefined ) {
1858                                 match[2] = match[4];
1859
1860                         // Strip excess characters from unquoted arguments
1861                         } else if ( unquoted && rpseudo.test( unquoted ) &&
1862                                 // Get excess from tokenize (recursively)
1863                                 (excess = tokenize( unquoted, true )) &&
1864                                 // advance to the next closing parenthesis
1865                                 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
1866
1867                                 // excess is a negative index
1868                                 match[0] = match[0].slice( 0, excess );
1869                                 match[2] = unquoted.slice( 0, excess );
1870                         }
1871
1872                         // Return only captures needed by the pseudo filter method (type and argument)
1873                         return match.slice( 0, 3 );
1874                 }
1875         },
1876
1877         filter: {
1878
1879                 "TAG": function( nodeNameSelector ) {
1880                         var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1881                         return nodeNameSelector === "*" ?
1882                                 function() { return true; } :
1883                                 function( elem ) {
1884                                         return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
1885                                 };
1886                 },
1887
1888                 "CLASS": function( className ) {
1889                         var pattern = classCache[ className + " " ];
1890
1891                         return pattern ||
1892                                 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
1893                                 classCache( className, function( elem ) {
1894                                         return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
1895                                 });
1896                 },
1897
1898                 "ATTR": function( name, operator, check ) {
1899                         return function( elem ) {
1900                                 var result = Sizzle.attr( elem, name );
1901
1902                                 if ( result == null ) {
1903                                         return operator === "!=";
1904                                 }
1905                                 if ( !operator ) {
1906                                         return true;
1907                                 }
1908
1909                                 result += "";
1910
1911                                 return operator === "=" ? result === check :
1912                                         operator === "!=" ? result !== check :
1913                                         operator === "^=" ? check && result.indexOf( check ) === 0 :
1914                                         operator === "*=" ? check && result.indexOf( check ) > -1 :
1915                                         operator === "$=" ? check && result.slice( -check.length ) === check :
1916                                         operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
1917                                         operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
1918                                         false;
1919                         };
1920                 },
1921
1922                 "CHILD": function( type, what, argument, first, last ) {
1923                         var simple = type.slice( 0, 3 ) !== "nth",
1924                                 forward = type.slice( -4 ) !== "last",
1925                                 ofType = what === "of-type";
1926
1927                         return first === 1 && last === 0 ?
1928
1929                                 // Shortcut for :nth-*(n)
1930                                 function( elem ) {
1931                                         return !!elem.parentNode;
1932                                 } :
1933
1934                                 function( elem, context, xml ) {
1935                                         var cache, outerCache, node, diff, nodeIndex, start,
1936                                                 dir = simple !== forward ? "nextSibling" : "previousSibling",
1937                                                 parent = elem.parentNode,
1938                                                 name = ofType && elem.nodeName.toLowerCase(),
1939                                                 useCache = !xml && !ofType;
1940
1941                                         if ( parent ) {
1942
1943                                                 // :(first|last|only)-(child|of-type)
1944                                                 if ( simple ) {
1945                                                         while ( dir ) {
1946                                                                 node = elem;
1947                                                                 while ( (node = node[ dir ]) ) {
1948                                                                         if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
1949                                                                                 return false;
1950                                                                         }
1951                                                                 }
1952                                                                 // Reverse direction for :only-* (if we haven't yet done so)
1953                                                                 start = dir = type === "only" && !start && "nextSibling";
1954                                                         }
1955                                                         return true;
1956                                                 }
1957
1958                                                 start = [ forward ? parent.firstChild : parent.lastChild ];
1959
1960                                                 // non-xml :nth-child(...) stores cache data on `parent`
1961                                                 if ( forward && useCache ) {
1962                                                         // Seek `elem` from a previously-cached index
1963                                                         outerCache = parent[ expando ] || (parent[ expando ] = {});
1964                                                         cache = outerCache[ type ] || [];
1965                                                         nodeIndex = cache[0] === dirruns && cache[1];
1966                                                         diff = cache[0] === dirruns && cache[2];
1967                                                         node = nodeIndex && parent.childNodes[ nodeIndex ];
1968
1969                                                         while ( (node = ++nodeIndex && node && node[ dir ] ||
1970
1971                                                                 // Fallback to seeking `elem` from the start
1972                                                                 (diff = nodeIndex = 0) || start.pop()) ) {
1973
1974                                                                 // When found, cache indexes on `parent` and break
1975                                                                 if ( node.nodeType === 1 && ++diff && node === elem ) {
1976                                                                         outerCache[ type ] = [ dirruns, nodeIndex, diff ];
1977                                                                         break;
1978                                                                 }
1979                                                         }
1980
1981                                                 // Use previously-cached element index if available
1982                                                 } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
1983                                                         diff = cache[1];
1984
1985                                                 // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
1986                                                 } else {
1987                                                         // Use the same loop as above to seek `elem` from the start
1988                                                         while ( (node = ++nodeIndex && node && node[ dir ] ||
1989                                                                 (diff = nodeIndex = 0) || start.pop()) ) {
1990
1991                                                                 if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
1992                                                                         // Cache the index of each encountered element
1993                                                                         if ( useCache ) {
1994                                                                                 (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
1995                                                                         }
1996
1997                                                                         if ( node === elem ) {
1998                                                                                 break;
1999                                                                         }
2000                                                                 }
2001                                                         }
2002                                                 }
2003
2004                                                 // Incorporate the offset, then check against cycle size
2005                                                 diff -= last;
2006                                                 return diff === first || ( diff % first === 0 && diff / first >= 0 );
2007                                         }
2008                                 };
2009                 },
2010
2011                 "PSEUDO": function( pseudo, argument ) {
2012                         // pseudo-class names are case-insensitive
2013                         // http://www.w3.org/TR/selectors/#pseudo-classes
2014                         // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
2015                         // Remember that setFilters inherits from pseudos
2016                         var args,
2017                                 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
2018                                         Sizzle.error( "unsupported pseudo: " + pseudo );
2019
2020                         // The user may use createPseudo to indicate that
2021                         // arguments are needed to create the filter function
2022                         // just as Sizzle does
2023                         if ( fn[ expando ] ) {
2024                                 return fn( argument );
2025                         }
2026
2027                         // But maintain support for old signatures
2028                         if ( fn.length > 1 ) {
2029                                 args = [ pseudo, pseudo, "", argument ];
2030                                 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
2031                                         markFunction(function( seed, matches ) {
2032                                                 var idx,
2033                                                         matched = fn( seed, argument ),
2034                                                         i = matched.length;
2035                                                 while ( i-- ) {
2036                                                         idx = indexOf.call( seed, matched[i] );
2037                                                         seed[ idx ] = !( matches[ idx ] = matched[i] );
2038                                                 }
2039                                         }) :
2040                                         function( elem ) {
2041                                                 return fn( elem, 0, args );
2042                                         };
2043                         }
2044
2045                         return fn;
2046                 }
2047         },
2048
2049         pseudos: {
2050                 // Potentially complex pseudos
2051                 "not": markFunction(function( selector ) {
2052                         // Trim the selector passed to compile
2053                         // to avoid treating leading and trailing
2054                         // spaces as combinators
2055                         var input = [],
2056                                 results = [],
2057                                 matcher = compile( selector.replace( rtrim, "$1" ) );
2058
2059                         return matcher[ expando ] ?
2060                                 markFunction(function( seed, matches, context, xml ) {
2061                                         var elem,
2062                                                 unmatched = matcher( seed, null, xml, [] ),
2063                                                 i = seed.length;
2064
2065                                         // Match elements unmatched by `matcher`
2066                                         while ( i-- ) {
2067                                                 if ( (elem = unmatched[i]) ) {
2068                                                         seed[i] = !(matches[i] = elem);
2069                                                 }
2070                                         }
2071                                 }) :
2072                                 function( elem, context, xml ) {
2073                                         input[0] = elem;
2074                                         matcher( input, null, xml, results );
2075                                         return !results.pop();
2076                                 };
2077                 }),
2078
2079                 "has": markFunction(function( selector ) {
2080                         return function( elem ) {
2081                                 return Sizzle( selector, elem ).length > 0;
2082                         };
2083                 }),
2084
2085                 "contains": markFunction(function( text ) {
2086                         return function( elem ) {
2087                                 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
2088                         };
2089                 }),
2090
2091                 // "Whether an element is represented by a :lang() selector
2092                 // is based solely on the element's language value
2093                 // being equal to the identifier C,
2094                 // or beginning with the identifier C immediately followed by "-".
2095                 // The matching of C against the element's language value is performed case-insensitively.
2096                 // The identifier C does not have to be a valid language name."
2097                 // http://www.w3.org/TR/selectors/#lang-pseudo
2098                 "lang": markFunction( function( lang ) {
2099                         // lang value must be a valid identifier
2100                         if ( !ridentifier.test(lang || "") ) {
2101                                 Sizzle.error( "unsupported lang: " + lang );
2102                         }
2103                         lang = lang.replace( runescape, funescape ).toLowerCase();
2104                         return function( elem ) {
2105                                 var elemLang;
2106                                 do {
2107                                         if ( (elemLang = documentIsHTML ?
2108                                                 elem.lang :
2109                                                 elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
2110
2111                                                 elemLang = elemLang.toLowerCase();
2112                                                 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
2113                                         }
2114                                 } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
2115                                 return false;
2116                         };
2117                 }),
2118
2119                 // Miscellaneous
2120                 "target": function( elem ) {
2121                         var hash = window.location && window.location.hash;
2122                         return hash && hash.slice( 1 ) === elem.id;
2123                 },
2124
2125                 "root": function( elem ) {
2126                         return elem === docElem;
2127                 },
2128
2129                 "focus": function( elem ) {
2130                         return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
2131                 },
2132
2133                 // Boolean properties
2134                 "enabled": function( elem ) {
2135                         return elem.disabled === false;
2136                 },
2137
2138                 "disabled": function( elem ) {
2139                         return elem.disabled === true;
2140                 },
2141
2142                 "checked": function( elem ) {
2143                         // In CSS3, :checked should return both checked and selected elements
2144                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
2145                         var nodeName = elem.nodeName.toLowerCase();
2146                         return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
2147                 },
2148
2149                 "selected": function( elem ) {
2150                         // Accessing this property makes selected-by-default
2151                         // options in Safari work properly
2152                         if ( elem.parentNode ) {
2153                                 elem.parentNode.selectedIndex;
2154                         }
2155
2156                         return elem.selected === true;
2157                 },
2158
2159                 // Contents
2160                 "empty": function( elem ) {
2161                         // http://www.w3.org/TR/selectors/#empty-pseudo
2162                         // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
2163                         //   not comment, processing instructions, or others
2164                         // Thanks to Diego Perini for the nodeName shortcut
2165                         //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
2166                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
2167                                 if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
2168                                         return false;
2169                                 }
2170                         }
2171                         return true;
2172                 },
2173
2174                 "parent": function( elem ) {
2175                         return !Expr.pseudos["empty"]( elem );
2176                 },
2177
2178                 // Element/input types
2179                 "header": function( elem ) {
2180                         return rheader.test( elem.nodeName );
2181                 },
2182
2183                 "input": function( elem ) {
2184                         return rinputs.test( elem.nodeName );
2185                 },
2186
2187                 "button": function( elem ) {
2188                         var name = elem.nodeName.toLowerCase();
2189                         return name === "input" && elem.type === "button" || name === "button";
2190                 },
2191
2192                 "text": function( elem ) {
2193                         var attr;
2194                         // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
2195                         // use getAttribute instead to test this case
2196                         return elem.nodeName.toLowerCase() === "input" &&
2197                                 elem.type === "text" &&
2198                                 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
2199                 },
2200
2201                 // Position-in-collection
2202                 "first": createPositionalPseudo(function() {
2203                         return [ 0 ];
2204                 }),
2205
2206                 "last": createPositionalPseudo(function( matchIndexes, length ) {
2207                         return [ length - 1 ];
2208                 }),
2209
2210                 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
2211                         return [ argument < 0 ? argument + length : argument ];
2212                 }),
2213
2214                 "even": createPositionalPseudo(function( matchIndexes, length ) {
2215                         var i = 0;
2216                         for ( ; i < length; i += 2 ) {
2217                                 matchIndexes.push( i );
2218                         }
2219                         return matchIndexes;
2220                 }),
2221
2222                 "odd": createPositionalPseudo(function( matchIndexes, length ) {
2223                         var i = 1;
2224                         for ( ; i < length; i += 2 ) {
2225                                 matchIndexes.push( i );
2226                         }
2227                         return matchIndexes;
2228                 }),
2229
2230                 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2231                         var i = argument < 0 ? argument + length : argument;
2232                         for ( ; --i >= 0; ) {
2233                                 matchIndexes.push( i );
2234                         }
2235                         return matchIndexes;
2236                 }),
2237
2238                 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2239                         var i = argument < 0 ? argument + length : argument;
2240                         for ( ; ++i < length; ) {
2241                                 matchIndexes.push( i );
2242                         }
2243                         return matchIndexes;
2244                 })
2245         }
2246 };
2247
2248 Expr.pseudos["nth"] = Expr.pseudos["eq"];
2249
2250 // Add button/input type pseudos
2251 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
2252         Expr.pseudos[ i ] = createInputPseudo( i );
2253 }
2254 for ( i in { submit: true, reset: true } ) {
2255         Expr.pseudos[ i ] = createButtonPseudo( i );
2256 }
2257
2258 // Easy API for creating new setFilters
2259 function setFilters() {}
2260 setFilters.prototype = Expr.filters = Expr.pseudos;
2261 Expr.setFilters = new setFilters();
2262
2263 function tokenize( selector, parseOnly ) {
2264         var matched, match, tokens, type,
2265                 soFar, groups, preFilters,
2266                 cached = tokenCache[ selector + " " ];
2267
2268         if ( cached ) {
2269                 return parseOnly ? 0 : cached.slice( 0 );
2270         }
2271
2272         soFar = selector;
2273         groups = [];
2274         preFilters = Expr.preFilter;
2275
2276         while ( soFar ) {
2277
2278                 // Comma and first run
2279                 if ( !matched || (match = rcomma.exec( soFar )) ) {
2280                         if ( match ) {
2281                                 // Don't consume trailing commas as valid
2282                                 soFar = soFar.slice( match[0].length ) || soFar;
2283                         }
2284                         groups.push( tokens = [] );
2285                 }
2286
2287                 matched = false;
2288
2289                 // Combinators
2290                 if ( (match = rcombinators.exec( soFar )) ) {
2291                         matched = match.shift();
2292                         tokens.push({
2293                                 value: matched,
2294                                 // Cast descendant combinators to space
2295                                 type: match[0].replace( rtrim, " " )
2296                         });
2297                         soFar = soFar.slice( matched.length );
2298                 }
2299
2300                 // Filters
2301                 for ( type in Expr.filter ) {
2302                         if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
2303                                 (match = preFilters[ type ]( match ))) ) {
2304                                 matched = match.shift();
2305                                 tokens.push({
2306                                         value: matched,
2307                                         type: type,
2308                                         matches: match
2309                                 });
2310                                 soFar = soFar.slice( matched.length );
2311                         }
2312                 }
2313
2314                 if ( !matched ) {
2315                         break;
2316                 }
2317         }
2318
2319         // Return the length of the invalid excess
2320         // if we're just parsing
2321         // Otherwise, throw an error or return tokens
2322         return parseOnly ?
2323                 soFar.length :
2324                 soFar ?
2325                         Sizzle.error( selector ) :
2326                         // Cache the tokens
2327                         tokenCache( selector, groups ).slice( 0 );
2328 }
2329
2330 function toSelector( tokens ) {
2331         var i = 0,
2332                 len = tokens.length,
2333                 selector = "";
2334         for ( ; i < len; i++ ) {
2335                 selector += tokens[i].value;
2336         }
2337         return selector;
2338 }
2339
2340 function addCombinator( matcher, combinator, base ) {
2341         var dir = combinator.dir,
2342                 checkNonElements = base && dir === "parentNode",
2343                 doneName = done++;
2344
2345         return combinator.first ?
2346                 // Check against closest ancestor/preceding element
2347                 function( elem, context, xml ) {
2348                         while ( (elem = elem[ dir ]) ) {
2349                                 if ( elem.nodeType === 1 || checkNonElements ) {
2350                                         return matcher( elem, context, xml );
2351                                 }
2352                         }
2353                 } :
2354
2355                 // Check against all ancestor/preceding elements
2356                 function( elem, context, xml ) {
2357                         var data, cache, outerCache,
2358                                 dirkey = dirruns + " " + doneName;
2359
2360                         // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
2361                         if ( xml ) {
2362                                 while ( (elem = elem[ dir ]) ) {
2363                                         if ( elem.nodeType === 1 || checkNonElements ) {
2364                                                 if ( matcher( elem, context, xml ) ) {
2365                                                         return true;
2366                                                 }
2367                                         }
2368                                 }
2369                         } else {
2370                                 while ( (elem = elem[ dir ]) ) {
2371                                         if ( elem.nodeType === 1 || checkNonElements ) {
2372                                                 outerCache = elem[ expando ] || (elem[ expando ] = {});
2373                                                 if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
2374                                                         if ( (data = cache[1]) === true || data === cachedruns ) {
2375                                                                 return data === true;
2376                                                         }
2377                                                 } else {
2378                                                         cache = outerCache[ dir ] = [ dirkey ];
2379                                                         cache[1] = matcher( elem, context, xml ) || cachedruns;
2380                                                         if ( cache[1] === true ) {
2381                                                                 return true;
2382                                                         }
2383                                                 }
2384                                         }
2385                                 }
2386                         }
2387                 };
2388 }
2389
2390 function elementMatcher( matchers ) {
2391         return matchers.length > 1 ?
2392                 function( elem, context, xml ) {
2393                         var i = matchers.length;
2394                         while ( i-- ) {
2395                                 if ( !matchers[i]( elem, context, xml ) ) {
2396                                         return false;
2397                                 }
2398                         }
2399                         return true;
2400                 } :
2401                 matchers[0];
2402 }
2403
2404 function condense( unmatched, map, filter, context, xml ) {
2405         var elem,
2406                 newUnmatched = [],
2407                 i = 0,
2408                 len = unmatched.length,
2409                 mapped = map != null;
2410
2411         for ( ; i < len; i++ ) {
2412                 if ( (elem = unmatched[i]) ) {
2413                         if ( !filter || filter( elem, context, xml ) ) {
2414                                 newUnmatched.push( elem );
2415                                 if ( mapped ) {
2416                                         map.push( i );
2417                                 }
2418                         }
2419                 }
2420         }
2421
2422         return newUnmatched;
2423 }
2424
2425 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
2426         if ( postFilter && !postFilter[ expando ] ) {
2427                 postFilter = setMatcher( postFilter );
2428         }
2429         if ( postFinder && !postFinder[ expando ] ) {
2430                 postFinder = setMatcher( postFinder, postSelector );
2431         }
2432         return markFunction(function( seed, results, context, xml ) {
2433                 var temp, i, elem,
2434                         preMap = [],
2435                         postMap = [],
2436                         preexisting = results.length,
2437
2438                         // Get initial elements from seed or context
2439                         elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
2440
2441                         // Prefilter to get matcher input, preserving a map for seed-results synchronization
2442                         matcherIn = preFilter && ( seed || !selector ) ?
2443                                 condense( elems, preMap, preFilter, context, xml ) :
2444                                 elems,
2445
2446                         matcherOut = matcher ?
2447                                 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
2448                                 postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
2449
2450                                         // ...intermediate processing is necessary
2451                                         [] :
2452
2453                                         // ...otherwise use results directly
2454                                         results :
2455                                 matcherIn;
2456
2457                 // Find primary matches
2458                 if ( matcher ) {
2459                         matcher( matcherIn, matcherOut, context, xml );
2460                 }
2461
2462                 // Apply postFilter
2463                 if ( postFilter ) {
2464                         temp = condense( matcherOut, postMap );
2465                         postFilter( temp, [], context, xml );
2466
2467                         // Un-match failing elements by moving them back to matcherIn
2468                         i = temp.length;
2469                         while ( i-- ) {
2470                                 if ( (elem = temp[i]) ) {
2471                                         matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
2472                                 }
2473                         }
2474                 }
2475
2476                 if ( seed ) {
2477                         if ( postFinder || preFilter ) {
2478                                 if ( postFinder ) {
2479                                         // Get the final matcherOut by condensing this intermediate into postFinder contexts
2480                                         temp = [];
2481                                         i = matcherOut.length;
2482                                         while ( i-- ) {
2483                                                 if ( (elem = matcherOut[i]) ) {
2484                                                         // Restore matcherIn since elem is not yet a final match
2485                                                         temp.push( (matcherIn[i] = elem) );
2486                                                 }
2487                                         }
2488                                         postFinder( null, (matcherOut = []), temp, xml );
2489                                 }
2490
2491                                 // Move matched elements from seed to results to keep them synchronized
2492                                 i = matcherOut.length;
2493                                 while ( i-- ) {
2494                                         if ( (elem = matcherOut[i]) &&
2495                                                 (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
2496
2497                                                 seed[temp] = !(results[temp] = elem);
2498                                         }
2499                                 }
2500                         }
2501
2502                 // Add elements to results, through postFinder if defined
2503                 } else {
2504                         matcherOut = condense(
2505                                 matcherOut === results ?
2506                                         matcherOut.splice( preexisting, matcherOut.length ) :
2507                                         matcherOut
2508                         );
2509                         if ( postFinder ) {
2510                                 postFinder( null, results, matcherOut, xml );
2511                         } else {
2512                                 push.apply( results, matcherOut );
2513                         }
2514                 }
2515         });
2516 }
2517
2518 function matcherFromTokens( tokens ) {
2519         var checkContext, matcher, j,
2520                 len = tokens.length,
2521                 leadingRelative = Expr.relative[ tokens[0].type ],
2522                 implicitRelative = leadingRelative || Expr.relative[" "],
2523                 i = leadingRelative ? 1 : 0,
2524
2525                 // The foundational matcher ensures that elements are reachable from top-level context(s)
2526                 matchContext = addCombinator( function( elem ) {
2527                         return elem === checkContext;
2528                 }, implicitRelative, true ),
2529                 matchAnyContext = addCombinator( function( elem ) {
2530                         return indexOf.call( checkContext, elem ) > -1;
2531                 }, implicitRelative, true ),
2532                 matchers = [ function( elem, context, xml ) {
2533                         return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
2534                                 (checkContext = context).nodeType ?
2535                                         matchContext( elem, context, xml ) :
2536                                         matchAnyContext( elem, context, xml ) );
2537                 } ];
2538
2539         for ( ; i < len; i++ ) {
2540                 if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
2541                         matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
2542                 } else {
2543                         matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
2544
2545                         // Return special upon seeing a positional matcher
2546                         if ( matcher[ expando ] ) {
2547                                 // Find the next relative operator (if any) for proper handling
2548                                 j = ++i;
2549                                 for ( ; j < len; j++ ) {
2550                                         if ( Expr.relative[ tokens[j].type ] ) {
2551                                                 break;
2552                                         }
2553                                 }
2554                                 return setMatcher(
2555                                         i > 1 && elementMatcher( matchers ),
2556                                         i > 1 && toSelector(
2557                                                 // If the preceding token was a descendant combinator, insert an implicit any-element `*`
2558                                                 tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
2559                                         ).replace( rtrim, "$1" ),
2560                                         matcher,
2561                                         i < j && matcherFromTokens( tokens.slice( i, j ) ),
2562                                         j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
2563                                         j < len && toSelector( tokens )
2564                                 );
2565                         }
2566                         matchers.push( matcher );
2567                 }
2568         }
2569
2570         return elementMatcher( matchers );
2571 }
2572
2573 function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2574         // A counter to specify which element is currently being matched
2575         var matcherCachedRuns = 0,
2576                 bySet = setMatchers.length > 0,
2577                 byElement = elementMatchers.length > 0,
2578                 superMatcher = function( seed, context, xml, results, expandContext ) {
2579                         var elem, j, matcher,
2580                                 setMatched = [],
2581                                 matchedCount = 0,
2582                                 i = "0",
2583                                 unmatched = seed && [],
2584                                 outermost = expandContext != null,
2585                                 contextBackup = outermostContext,
2586                                 // We must always have either seed elements or context
2587                                 elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
2588                                 // Use integer dirruns iff this is the outermost matcher
2589                                 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);
2590
2591                         if ( outermost ) {
2592                                 outermostContext = context !== document && context;
2593                                 cachedruns = matcherCachedRuns;
2594                         }
2595
2596                         // Add elements passing elementMatchers directly to results
2597                         // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
2598                         for ( ; (elem = elems[i]) != null; i++ ) {
2599                                 if ( byElement && elem ) {
2600                                         j = 0;
2601                                         while ( (matcher = elementMatchers[j++]) ) {
2602                                                 if ( matcher( elem, context, xml ) ) {
2603                                                         results.push( elem );
2604                                                         break;
2605                                                 }
2606                                         }
2607                                         if ( outermost ) {
2608                                                 dirruns = dirrunsUnique;
2609                                                 cachedruns = ++matcherCachedRuns;
2610                                         }
2611                                 }
2612
2613                                 // Track unmatched elements for set filters
2614                                 if ( bySet ) {
2615                                         // They will have gone through all possible matchers
2616                                         if ( (elem = !matcher && elem) ) {
2617                                                 matchedCount--;
2618                                         }
2619
2620                                         // Lengthen the array for every element, matched or not
2621                                         if ( seed ) {
2622                                                 unmatched.push( elem );
2623                                         }
2624                                 }
2625                         }
2626
2627                         // Apply set filters to unmatched elements
2628                         matchedCount += i;
2629                         if ( bySet && i !== matchedCount ) {
2630                                 j = 0;
2631                                 while ( (matcher = setMatchers[j++]) ) {
2632                                         matcher( unmatched, setMatched, context, xml );
2633                                 }
2634
2635                                 if ( seed ) {
2636                                         // Reintegrate element matches to eliminate the need for sorting
2637                                         if ( matchedCount > 0 ) {
2638                                                 while ( i-- ) {
2639                                                         if ( !(unmatched[i] || setMatched[i]) ) {
2640                                                                 setMatched[i] = pop.call( results );
2641                                                         }
2642                                                 }
2643                                         }
2644
2645                                         // Discard index placeholder values to get only actual matches
2646                                         setMatched = condense( setMatched );
2647                                 }
2648
2649                                 // Add matches to results
2650                                 push.apply( results, setMatched );
2651
2652                                 // Seedless set matches succeeding multiple successful matchers stipulate sorting
2653                                 if ( outermost && !seed && setMatched.length > 0 &&
2654                                         ( matchedCount + setMatchers.length ) > 1 ) {
2655
2656                                         Sizzle.uniqueSort( results );
2657                                 }
2658                         }
2659
2660                         // Override manipulation of globals by nested matchers
2661                         if ( outermost ) {
2662                                 dirruns = dirrunsUnique;
2663                                 outermostContext = contextBackup;
2664                         }
2665
2666                         return unmatched;
2667                 };
2668
2669         return bySet ?
2670                 markFunction( superMatcher ) :
2671                 superMatcher;
2672 }
2673
2674 compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
2675         var i,
2676                 setMatchers = [],
2677                 elementMatchers = [],
2678                 cached = compilerCache[ selector + " " ];
2679
2680         if ( !cached ) {
2681                 // Generate a function of recursive functions that can be used to check each element
2682                 if ( !group ) {
2683                         group = tokenize( selector );
2684                 }
2685                 i = group.length;
2686                 while ( i-- ) {
2687                         cached = matcherFromTokens( group[i] );
2688                         if ( cached[ expando ] ) {
2689                                 setMatchers.push( cached );
2690                         } else {
2691                                 elementMatchers.push( cached );
2692                         }
2693                 }
2694
2695                 // Cache the compiled function
2696                 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
2697         }
2698         return cached;
2699 };
2700
2701 function multipleContexts( selector, contexts, results ) {
2702         var i = 0,
2703                 len = contexts.length;
2704         for ( ; i < len; i++ ) {
2705                 Sizzle( selector, contexts[i], results );
2706         }
2707         return results;
2708 }
2709
2710 function select( selector, context, results, seed ) {
2711         var i, tokens, token, type, find,
2712                 match = tokenize( selector );
2713
2714         if ( !seed ) {
2715                 // Try to minimize operations if there is only one group
2716                 if ( match.length === 1 ) {
2717
2718                         // Take a shortcut and set the context if the root selector is an ID
2719                         tokens = match[0] = match[0].slice( 0 );
2720                         if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
2721                                         support.getById && context.nodeType === 9 && documentIsHTML &&
2722                                         Expr.relative[ tokens[1].type ] ) {
2723
2724                                 context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
2725                                 if ( !context ) {
2726                                         return results;
2727                                 }
2728                                 selector = selector.slice( tokens.shift().value.length );
2729                         }
2730
2731                         // Fetch a seed set for right-to-left matching
2732                         i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
2733                         while ( i-- ) {
2734                                 token = tokens[i];
2735
2736                                 // Abort if we hit a combinator
2737                                 if ( Expr.relative[ (type = token.type) ] ) {
2738                                         break;
2739                                 }
2740                                 if ( (find = Expr.find[ type ]) ) {
2741                                         // Search, expanding context for leading sibling combinators
2742                                         if ( (seed = find(
2743                                                 token.matches[0].replace( runescape, funescape ),
2744                                                 rsibling.test( tokens[0].type ) && context.parentNode || context
2745                                         )) ) {
2746
2747                                                 // If seed is empty or no tokens remain, we can return early
2748                                                 tokens.splice( i, 1 );
2749                                                 selector = seed.length && toSelector( tokens );
2750                                                 if ( !selector ) {
2751                                                         push.apply( results, seed );
2752                                                         return results;
2753                                                 }
2754
2755                                                 break;
2756                                         }
2757                                 }
2758                         }
2759                 }
2760         }
2761
2762         // Compile and execute a filtering function
2763         // Provide `match` to avoid retokenization if we modified the selector above
2764         compile( selector, match )(
2765                 seed,
2766                 context,
2767                 !documentIsHTML,
2768                 results,
2769                 rsibling.test( selector )
2770         );
2771         return results;
2772 }
2773
2774 // One-time assignments
2775
2776 // Sort stability
2777 support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
2778
2779 // Support: Chrome<14
2780 // Always assume duplicates if they aren't passed to the comparison function
2781 support.detectDuplicates = hasDuplicate;
2782
2783 // Initialize against the default document
2784 setDocument();
2785
2786 // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
2787 // Detached nodes confoundingly follow *each other*
2788 support.sortDetached = assert(function( div1 ) {
2789         // Should return 1, but returns 4 (following)
2790         return div1.compareDocumentPosition( document.createElement("div") ) & 1;
2791 });
2792
2793 // Support: IE<8
2794 // Prevent attribute/property "interpolation"
2795 // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2796 if ( !assert(function( div ) {
2797         div.innerHTML = "<a href='#'></a>";
2798         return div.firstChild.getAttribute("href") === "#" ;
2799 }) ) {
2800         addHandle( "type|href|height|width", function( elem, name, isXML ) {
2801                 if ( !isXML ) {
2802                         return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
2803                 }
2804         });
2805 }
2806
2807 // Support: IE<9
2808 // Use defaultValue in place of getAttribute("value")
2809 if ( !support.attributes || !assert(function( div ) {
2810         div.innerHTML = "<input/>";
2811         div.firstChild.setAttribute( "value", "" );
2812         return div.firstChild.getAttribute( "value" ) === "";
2813 }) ) {
2814         addHandle( "value", function( elem, name, isXML ) {
2815                 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
2816                         return elem.defaultValue;
2817                 }
2818         });
2819 }
2820
2821 // Support: IE<9
2822 // Use getAttributeNode to fetch booleans when getAttribute lies
2823 if ( !assert(function( div ) {
2824         return div.getAttribute("disabled") == null;
2825 }) ) {
2826         addHandle( booleans, function( elem, name, isXML ) {
2827                 var val;
2828                 if ( !isXML ) {
2829                         return (val = elem.getAttributeNode( name )) && val.specified ?
2830                                 val.value :
2831                                 elem[ name ] === true ? name.toLowerCase() : null;
2832                 }
2833         });
2834 }
2835
2836 jQuery.find = Sizzle;
2837 jQuery.expr = Sizzle.selectors;
2838 jQuery.expr[":"] = jQuery.expr.pseudos;
2839 jQuery.unique = Sizzle.uniqueSort;
2840 jQuery.text = Sizzle.getText;
2841 jQuery.isXMLDoc = Sizzle.isXML;
2842 jQuery.contains = Sizzle.contains;
2843
2844
2845 })( window );
2846 // String to Object options format cache
2847 var optionsCache = {};
2848
2849 // Convert String-formatted options into Object-formatted ones and store in cache
2850 function createOptions( options ) {
2851         var object = optionsCache[ options ] = {};
2852         jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
2853                 object[ flag ] = true;
2854         });
2855         return object;
2856 }
2857
2858 /*
2859  * Create a callback list using the following parameters:
2860  *
2861  *      options: an optional list of space-separated options that will change how
2862  *                      the callback list behaves or a more traditional option object
2863  *
2864  * By default a callback list will act like an event callback list and can be
2865  * "fired" multiple times.
2866  *
2867  * Possible options:
2868  *
2869  *      once:                   will ensure the callback list can only be fired once (like a Deferred)
2870  *
2871  *      memory:                 will keep track of previous values and will call any callback added
2872  *                                      after the list has been fired right away with the latest "memorized"
2873  *                                      values (like a Deferred)
2874  *
2875  *      unique:                 will ensure a callback can only be added once (no duplicate in the list)
2876  *
2877  *      stopOnFalse:    interrupt callings when a callback returns false
2878  *
2879  */
2880 jQuery.Callbacks = function( options ) {
2881
2882         // Convert options from String-formatted to Object-formatted if needed
2883         // (we check in cache first)
2884         options = typeof options === "string" ?
2885                 ( optionsCache[ options ] || createOptions( options ) ) :
2886                 jQuery.extend( {}, options );
2887
2888         var // Last fire value (for non-forgettable lists)
2889                 memory,
2890                 // Flag to know if list was already fired
2891                 fired,
2892                 // Flag to know if list is currently firing
2893                 firing,
2894                 // First callback to fire (used internally by add and fireWith)
2895                 firingStart,
2896                 // End of the loop when firing
2897                 firingLength,
2898                 // Index of currently firing callback (modified by remove if needed)
2899                 firingIndex,
2900                 // Actual callback list
2901                 list = [],
2902                 // Stack of fire calls for repeatable lists
2903                 stack = !options.once && [],
2904                 // Fire callbacks
2905                 fire = function( data ) {
2906                         memory = options.memory && data;
2907                         fired = true;
2908                         firingIndex = firingStart || 0;
2909                         firingStart = 0;
2910                         firingLength = list.length;
2911                         firing = true;
2912                         for ( ; list && firingIndex < firingLength; firingIndex++ ) {
2913                                 if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
2914                                         memory = false; // To prevent further calls using add
2915                                         break;
2916                                 }
2917                         }
2918                         firing = false;
2919                         if ( list ) {
2920                                 if ( stack ) {
2921                                         if ( stack.length ) {
2922                                                 fire( stack.shift() );
2923                                         }
2924                                 } else if ( memory ) {
2925                                         list = [];
2926                                 } else {
2927                                         self.disable();
2928                                 }
2929                         }
2930                 },
2931                 // Actual Callbacks object
2932                 self = {
2933                         // Add a callback or a collection of callbacks to the list
2934                         add: function() {
2935                                 if ( list ) {
2936                                         // First, we save the current length
2937                                         var start = list.length;
2938                                         (function add( args ) {
2939                                                 jQuery.each( args, function( _, arg ) {
2940                                                         var type = jQuery.type( arg );
2941                                                         if ( type === "function" ) {
2942                                                                 if ( !options.unique || !self.has( arg ) ) {
2943                                                                         list.push( arg );
2944                                                                 }
2945                                                         } else if ( arg && arg.length && type !== "string" ) {
2946                                                                 // Inspect recursively
2947                                                                 add( arg );
2948                                                         }
2949                                                 });
2950                                         })( arguments );
2951                                         // Do we need to add the callbacks to the
2952                                         // current firing batch?
2953                                         if ( firing ) {
2954                                                 firingLength = list.length;
2955                                         // With memory, if we're not firing then
2956                                         // we should call right away
2957                                         } else if ( memory ) {
2958                                                 firingStart = start;
2959                                                 fire( memory );
2960                                         }
2961                                 }
2962                                 return this;
2963                         },
2964                         // Remove a callback from the list
2965                         remove: function() {
2966                                 if ( list ) {
2967                                         jQuery.each( arguments, function( _, arg ) {
2968                                                 var index;
2969                                                 while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
2970                                                         list.splice( index, 1 );
2971                                                         // Handle firing indexes
2972                                                         if ( firing ) {
2973                                                                 if ( index <= firingLength ) {
2974                                                                         firingLength--;
2975                                                                 }
2976                                                                 if ( index <= firingIndex ) {
2977                                                                         firingIndex--;
2978                                                                 }
2979                                                         }
2980                                                 }
2981                                         });
2982                                 }
2983                                 return this;
2984                         },
2985                         // Check if a given callback is in the list.
2986                         // If no argument is given, return whether or not list has callbacks attached.
2987                         has: function( fn ) {
2988                                 return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
2989                         },
2990                         // Remove all callbacks from the list
2991                         empty: function() {
2992                                 list = [];
2993                                 firingLength = 0;
2994                                 return this;
2995                         },
2996                         // Have the list do nothing anymore
2997                         disable: function() {
2998                                 list = stack = memory = undefined;
2999                                 return this;
3000                         },
3001                         // Is it disabled?
3002                         disabled: function() {
3003                                 return !list;
3004                         },
3005                         // Lock the list in its current state
3006                         lock: function() {
3007                                 stack = undefined;
3008                                 if ( !memory ) {
3009                                         self.disable();
3010                                 }
3011                                 return this;
3012                         },
3013                         // Is it locked?
3014                         locked: function() {
3015                                 return !stack;
3016                         },
3017                         // Call all callbacks with the given context and arguments
3018                         fireWith: function( context, args ) {
3019                                 if ( list && ( !fired || stack ) ) {
3020                                         args = args || [];
3021                                         args = [ context, args.slice ? args.slice() : args ];
3022                                         if ( firing ) {
3023                                                 stack.push( args );
3024                                         } else {
3025                                                 fire( args );
3026                                         }
3027                                 }
3028                                 return this;
3029                         },
3030                         // Call all the callbacks with the given arguments
3031                         fire: function() {
3032                                 self.fireWith( this, arguments );
3033                                 return this;
3034                         },
3035                         // To know if the callbacks have already been called at least once
3036                         fired: function() {
3037                                 return !!fired;
3038                         }
3039                 };
3040
3041         return self;
3042 };
3043 jQuery.extend({
3044
3045         Deferred: function( func ) {
3046                 var tuples = [
3047                                 // action, add listener, listener list, final state
3048                                 [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
3049                                 [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
3050                                 [ "notify", "progress", jQuery.Callbacks("memory") ]
3051                         ],
3052                         state = "pending",
3053                         promise = {
3054                                 state: function() {
3055                                         return state;
3056                                 },
3057                                 always: function() {
3058                                         deferred.done( arguments ).fail( arguments );
3059                                         return this;
3060                                 },
3061                                 then: function( /* fnDone, fnFail, fnProgress */ ) {
3062                                         var fns = arguments;
3063                                         return jQuery.Deferred(function( newDefer ) {
3064                                                 jQuery.each( tuples, function( i, tuple ) {
3065                                                         var action = tuple[ 0 ],
3066                                                                 fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
3067                                                         // deferred[ done | fail | progress ] for forwarding actions to newDefer
3068                                                         deferred[ tuple[1] ](function() {
3069                                                                 var returned = fn && fn.apply( this, arguments );
3070                                                                 if ( returned && jQuery.isFunction( returned.promise ) ) {
3071                                                                         returned.promise()
3072                                                                                 .done( newDefer.resolve )
3073                                                                                 .fail( newDefer.reject )
3074                                                                                 .progress( newDefer.notify );
3075                                                                 } else {
3076                                                                         newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
3077                                                                 }
3078                                                         });
3079                                                 });
3080                                                 fns = null;
3081                                         }).promise();
3082                                 },
3083                                 // Get a promise for this deferred
3084                                 // If obj is provided, the promise aspect is added to the object
3085                                 promise: function( obj ) {
3086                                         return obj != null ? jQuery.extend( obj, promise ) : promise;
3087                                 }
3088                         },
3089                         deferred = {};
3090
3091                 // Keep pipe for back-compat
3092                 promise.pipe = promise.then;
3093
3094                 // Add list-specific methods
3095                 jQuery.each( tuples, function( i, tuple ) {
3096                         var list = tuple[ 2 ],
3097                                 stateString = tuple[ 3 ];
3098
3099                         // promise[ done | fail | progress ] = list.add
3100                         promise[ tuple[1] ] = list.add;
3101
3102                         // Handle state
3103                         if ( stateString ) {
3104                                 list.add(function() {
3105                                         // state = [ resolved | rejected ]
3106                                         state = stateString;
3107
3108                                 // [ reject_list | resolve_list ].disable; progress_list.lock
3109                                 }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
3110                         }
3111
3112                         // deferred[ resolve | reject | notify ]
3113                         deferred[ tuple[0] ] = function() {
3114                                 deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
3115                                 return this;
3116                         };
3117                         deferred[ tuple[0] + "With" ] = list.fireWith;
3118                 });
3119
3120                 // Make the deferred a promise
3121                 promise.promise( deferred );
3122
3123                 // Call given func if any
3124                 if ( func ) {
3125                         func.call( deferred, deferred );
3126                 }
3127
3128                 // All done!
3129                 return deferred;
3130         },
3131
3132         // Deferred helper
3133         when: function( subordinate /* , ..., subordinateN */ ) {
3134                 var i = 0,
3135                         resolveValues = core_slice.call( arguments ),
3136                         length = resolveValues.length,
3137
3138                         // the count of uncompleted subordinates
3139                         remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
3140
3141                         // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
3142                         deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
3143
3144                         // Update function for both resolve and progress values
3145                         updateFunc = function( i, contexts, values ) {
3146                                 return function( value ) {
3147                                         contexts[ i ] = this;
3148                                         values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
3149                                         if( values === progressValues ) {
3150                                                 deferred.notifyWith( contexts, values );
3151                                         } else if ( !( --remaining ) ) {
3152                                                 deferred.resolveWith( contexts, values );
3153                                         }
3154                                 };
3155                         },
3156
3157                         progressValues, progressContexts, resolveContexts;
3158
3159                 // add listeners to Deferred subordinates; treat others as resolved
3160                 if ( length > 1 ) {
3161                         progressValues = new Array( length );
3162                         progressContexts = new Array( length );
3163                         resolveContexts = new Array( length );
3164                         for ( ; i < length; i++ ) {
3165                                 if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
3166                                         resolveValues[ i ].promise()
3167                                                 .done( updateFunc( i, resolveContexts, resolveValues ) )
3168                                                 .fail( deferred.reject )
3169                                                 .progress( updateFunc( i, progressContexts, progressValues ) );
3170                                 } else {
3171                                         --remaining;
3172                                 }
3173                         }
3174                 }
3175
3176                 // if we're not waiting on anything, resolve the master
3177                 if ( !remaining ) {
3178                         deferred.resolveWith( resolveContexts, resolveValues );
3179                 }
3180
3181                 return deferred.promise();
3182         }
3183 });
3184 jQuery.support = (function( support ) {
3185         var input = document.createElement("input"),
3186                 fragment = document.createDocumentFragment(),
3187                 div = document.createElement("div"),
3188                 select = document.createElement("select"),
3189                 opt = select.appendChild( document.createElement("option") );
3190
3191         // Finish early in limited environments
3192         if ( !input.type ) {
3193                 return support;
3194         }
3195
3196         input.type = "checkbox";
3197
3198         // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
3199         // Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere)
3200         support.checkOn = input.value !== "";
3201
3202         // Must access the parent to make an option select properly
3203         // Support: IE9, IE10
3204         support.optSelected = opt.selected;
3205
3206         // Will be defined later
3207         support.reliableMarginRight = true;
3208         support.boxSizingReliable = true;
3209         support.pixelPosition = false;
3210
3211         // Make sure checked status is properly cloned
3212         // Support: IE9, IE10
3213         input.checked = true;
3214         support.noCloneChecked = input.cloneNode( true ).checked;
3215
3216         // Make sure that the options inside disabled selects aren't marked as disabled
3217         // (WebKit marks them as disabled)
3218         select.disabled = true;
3219         support.optDisabled = !opt.disabled;
3220
3221         // Check if an input maintains its value after becoming a radio
3222         // Support: IE9, IE10
3223         input = document.createElement("input");
3224         input.value = "t";
3225         input.type = "radio";
3226         support.radioValue = input.value === "t";
3227
3228         // #11217 - WebKit loses check when the name is after the checked attribute
3229         input.setAttribute( "checked", "t" );
3230         input.setAttribute( "name", "t" );
3231
3232         fragment.appendChild( input );
3233
3234         // Support: Safari 5.1, Android 4.x, Android 2.3
3235         // old WebKit doesn't clone checked state correctly in fragments
3236         support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
3237
3238         // Support: Firefox, Chrome, Safari
3239         // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
3240         support.focusinBubbles = "onfocusin" in window;
3241
3242         div.style.backgroundClip = "content-box";
3243         div.cloneNode( true ).style.backgroundClip = "";
3244         support.clearCloneStyle = div.style.backgroundClip === "content-box";
3245
3246         // Run tests that need a body at doc ready
3247         jQuery(function() {
3248                 var container, marginDiv,
3249                         // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
3250                         divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box",
3251                         body = document.getElementsByTagName("body")[ 0 ];
3252
3253                 if ( !body ) {
3254                         // Return for frameset docs that don't have a body
3255                         return;
3256                 }
3257
3258                 container = document.createElement("div");
3259                 container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
3260
3261                 // Check box-sizing and margin behavior.
3262                 body.appendChild( container ).appendChild( div );
3263                 div.innerHTML = "";
3264                 // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
3265                 div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%";
3266
3267                 // Workaround failing boxSizing test due to offsetWidth returning wrong value
3268                 // with some non-1 values of body zoom, ticket #13543
3269                 jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
3270                         support.boxSizing = div.offsetWidth === 4;
3271                 });
3272
3273                 // Use window.getComputedStyle because jsdom on node.js will break without it.
3274                 if ( window.getComputedStyle ) {
3275                         support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
3276                         support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
3277
3278                         // Support: Android 2.3
3279                         // Check if div with explicit width and no margin-right incorrectly
3280                         // gets computed margin-right based on width of container. (#3333)
3281                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
3282                         marginDiv = div.appendChild( document.createElement("div") );
3283                         marginDiv.style.cssText = div.style.cssText = divReset;
3284                         marginDiv.style.marginRight = marginDiv.style.width = "0";
3285                         div.style.width = "1px";
3286
3287                         support.reliableMarginRight =
3288                                 !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
3289                 }
3290
3291                 body.removeChild( container );
3292         });
3293
3294         return support;
3295 })( {} );
3296
3297 /*
3298         Implementation Summary
3299
3300         1. Enforce API surface and semantic compatibility with 1.9.x branch
3301         2. Improve the module's maintainability by reducing the storage
3302                 paths to a single mechanism.
3303         3. Use the same single mechanism to support "private" and "user" data.
3304         4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
3305         5. Avoid exposing implementation details on user objects (eg. expando properties)
3306         6. Provide a clear path for implementation upgrade to WeakMap in 2014
3307 */
3308 var data_user, data_priv,
3309         rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
3310         rmultiDash = /([A-Z])/g;
3311
3312 function Data() {
3313         // Support: Android < 4,
3314         // Old WebKit does not have Object.preventExtensions/freeze method,
3315         // return new empty object instead with no [[set]] accessor
3316         Object.defineProperty( this.cache = {}, 0, {
3317                 get: function() {
3318                         return {};
3319                 }
3320         });
3321
3322         this.expando = jQuery.expando + Math.random();
3323 }
3324
3325 Data.uid = 1;
3326
3327 Data.accepts = function( owner ) {
3328         // Accepts only:
3329         //  - Node
3330         //    - Node.ELEMENT_NODE
3331         //    - Node.DOCUMENT_NODE
3332         //  - Object
3333         //    - Any
3334         return owner.nodeType ?
3335                 owner.nodeType === 1 || owner.nodeType === 9 : true;
3336 };
3337
3338 Data.prototype = {
3339         key: function( owner ) {
3340                 // We can accept data for non-element nodes in modern browsers,
3341                 // but we should not, see #8335.
3342                 // Always return the key for a frozen object.
3343                 if ( !Data.accepts( owner ) ) {
3344                         return 0;
3345                 }
3346
3347                 var descriptor = {},
3348                         // Check if the owner object already has a cache key
3349                         unlock = owner[ this.expando ];
3350
3351                 // If not, create one
3352                 if ( !unlock ) {
3353                         unlock = Data.uid++;
3354
3355                         // Secure it in a non-enumerable, non-writable property
3356                         try {
3357                                 descriptor[ this.expando ] = { value: unlock };
3358                                 Object.defineProperties( owner, descriptor );
3359
3360                         // Support: Android < 4
3361                         // Fallback to a less secure definition
3362                         } catch ( e ) {
3363                                 descriptor[ this.expando ] = unlock;
3364                                 jQuery.extend( owner, descriptor );
3365                         }
3366                 }
3367
3368                 // Ensure the cache object
3369                 if ( !this.cache[ unlock ] ) {
3370                         this.cache[ unlock ] = {};
3371                 }
3372
3373                 return unlock;
3374         },
3375         set: function( owner, data, value ) {
3376                 var prop,
3377                         // There may be an unlock assigned to this node,
3378                         // if there is no entry for this "owner", create one inline
3379                         // and set the unlock as though an owner entry had always existed
3380                         unlock = this.key( owner ),
3381                         cache = this.cache[ unlock ];
3382
3383                 // Handle: [ owner, key, value ] args
3384                 if ( typeof data === "string" ) {
3385                         cache[ data ] = value;
3386
3387                 // Handle: [ owner, { properties } ] args
3388                 } else {
3389                         // Fresh assignments by object are shallow copied
3390                         if ( jQuery.isEmptyObject( cache ) ) {
3391                                 jQuery.extend( this.cache[ unlock ], data );
3392                         // Otherwise, copy the properties one-by-one to the cache object
3393                         } else {
3394                                 for ( prop in data ) {
3395                                         cache[ prop ] = data[ prop ];
3396                                 }
3397                         }
3398                 }
3399                 return cache;
3400         },
3401         get: function( owner, key ) {
3402                 // Either a valid cache is found, or will be created.
3403                 // New caches will be created and the unlock returned,
3404                 // allowing direct access to the newly created
3405                 // empty data object. A valid owner object must be provided.
3406                 var cache = this.cache[ this.key( owner ) ];
3407
3408                 return key === undefined ?
3409                         cache : cache[ key ];
3410         },
3411         access: function( owner, key, value ) {
3412                 var stored;
3413                 // In cases where either:
3414                 //
3415                 //   1. No key was specified
3416                 //   2. A string key was specified, but no value provided
3417                 //
3418                 // Take the "read" path and allow the get method to determine
3419                 // which value to return, respectively either:
3420                 //
3421                 //   1. The entire cache object
3422                 //   2. The data stored at the key
3423                 //
3424                 if ( key === undefined ||
3425                                 ((key && typeof key === "string") && value === undefined) ) {
3426
3427                         stored = this.get( owner, key );
3428
3429                         return stored !== undefined ?
3430                                 stored : this.get( owner, jQuery.camelCase(key) );
3431                 }
3432
3433                 // [*]When the key is not a string, or both a key and value
3434                 // are specified, set or extend (existing objects) with either:
3435                 //
3436                 //   1. An object of properties
3437                 //   2. A key and value
3438                 //
3439                 this.set( owner, key, value );
3440
3441                 // Since the "set" path can have two possible entry points
3442                 // return the expected data based on which path was taken[*]
3443                 return value !== undefined ? value : key;
3444         },
3445         remove: function( owner, key ) {
3446                 var i, name, camel,
3447                         unlock = this.key( owner ),
3448                         cache = this.cache[ unlock ];
3449
3450                 if ( key === undefined ) {
3451                         this.cache[ unlock ] = {};
3452
3453                 } else {
3454                         // Support array or space separated string of keys
3455                         if ( jQuery.isArray( key ) ) {
3456                                 // If "name" is an array of keys...
3457                                 // When data is initially created, via ("key", "val") signature,
3458                                 // keys will be converted to camelCase.
3459                                 // Since there is no way to tell _how_ a key was added, remove
3460                                 // both plain key and camelCase key. #12786
3461                                 // This will only penalize the array argument path.
3462                                 name = key.concat( key.map( jQuery.camelCase ) );
3463                         } else {
3464                                 camel = jQuery.camelCase( key );
3465                                 // Try the string as a key before any manipulation
3466                                 if ( key in cache ) {
3467                                         name = [ key, camel ];
3468                                 } else {
3469                                         // If a key with the spaces exists, use it.
3470                                         // Otherwise, create an array by matching non-whitespace
3471                                         name = camel;
3472                                         name = name in cache ?
3473                                                 [ name ] : ( name.match( core_rnotwhite ) || [] );
3474                                 }
3475                         }
3476
3477                         i = name.length;
3478                         while ( i-- ) {
3479                                 delete cache[ name[ i ] ];
3480                         }
3481                 }
3482         },
3483         hasData: function( owner ) {
3484                 return !jQuery.isEmptyObject(
3485                         this.cache[ owner[ this.expando ] ] || {}
3486                 );
3487         },
3488         discard: function( owner ) {
3489                 if ( owner[ this.expando ] ) {
3490                         delete this.cache[ owner[ this.expando ] ];
3491                 }
3492         }
3493 };
3494
3495 // These may be used throughout the jQuery core codebase
3496 data_user = new Data();
3497 data_priv = new Data();
3498
3499
3500 jQuery.extend({
3501         acceptData: Data.accepts,
3502
3503         hasData: function( elem ) {
3504                 return data_user.hasData( elem ) || data_priv.hasData( elem );
3505         },
3506
3507         data: function( elem, name, data ) {
3508                 return data_user.access( elem, name, data );
3509         },
3510
3511         removeData: function( elem, name ) {
3512                 data_user.remove( elem, name );
3513         },
3514
3515         // TODO: Now that all calls to _data and _removeData have been replaced
3516         // with direct calls to data_priv methods, these can be deprecated.
3517         _data: function( elem, name, data ) {
3518                 return data_priv.access( elem, name, data );
3519         },
3520
3521         _removeData: function( elem, name ) {
3522                 data_priv.remove( elem, name );
3523         }
3524 });
3525
3526 jQuery.fn.extend({
3527         data: function( key, value ) {
3528                 var attrs, name,
3529                         elem = this[ 0 ],
3530                         i = 0,
3531                         data = null;
3532
3533                 // Gets all values
3534                 if ( key === undefined ) {
3535                         if ( this.length ) {
3536                                 data = data_user.get( elem );
3537
3538                                 if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) {
3539                                         attrs = elem.attributes;
3540                                         for ( ; i < attrs.length; i++ ) {
3541                                                 name = attrs[ i ].name;
3542
3543                                                 if ( name.indexOf( "data-" ) === 0 ) {
3544                                                         name = jQuery.camelCase( name.slice(5) );
3545                                                         dataAttr( elem, name, data[ name ] );
3546                                                 }
3547                                         }
3548                                         data_priv.set( elem, "hasDataAttrs", true );
3549                                 }
3550                         }
3551
3552                         return data;
3553                 }
3554
3555                 // Sets multiple values
3556                 if ( typeof key === "object" ) {
3557                         return this.each(function() {
3558                                 data_user.set( this, key );
3559                         });
3560                 }
3561
3562                 return jQuery.access( this, function( value ) {
3563                         var data,
3564                                 camelKey = jQuery.camelCase( key );
3565
3566                         // The calling jQuery object (element matches) is not empty
3567                         // (and therefore has an element appears at this[ 0 ]) and the
3568                         // `value` parameter was not undefined. An empty jQuery object
3569                         // will result in `undefined` for elem = this[ 0 ] which will
3570                         // throw an exception if an attempt to read a data cache is made.
3571                         if ( elem && value === undefined ) {
3572                                 // Attempt to get data from the cache
3573                                 // with the key as-is
3574                                 data = data_user.get( elem, key );
3575                                 if ( data !== undefined ) {
3576                                         return data;
3577                                 }
3578
3579                                 // Attempt to get data from the cache
3580                                 // with the key camelized
3581                                 data = data_user.get( elem, camelKey );
3582                                 if ( data !== undefined ) {
3583                                         return data;
3584                                 }
3585
3586                                 // Attempt to "discover" the data in
3587                                 // HTML5 custom data-* attrs
3588                                 data = dataAttr( elem, camelKey, undefined );
3589                                 if ( data !== undefined ) {
3590                                         return data;
3591                                 }
3592
3593                                 // We tried really hard, but the data doesn't exist.
3594                                 return;
3595                         }
3596
3597                         // Set the data...
3598                         this.each(function() {
3599                                 // First, attempt to store a copy or reference of any
3600                                 // data that might've been store with a camelCased key.
3601                                 var data = data_user.get( this, camelKey );
3602
3603                                 // For HTML5 data-* attribute interop, we have to
3604                                 // store property names with dashes in a camelCase form.
3605                                 // This might not apply to all properties...*
3606                                 data_user.set( this, camelKey, value );
3607
3608                                 // *... In the case of properties that might _actually_
3609                                 // have dashes, we need to also store a copy of that
3610                                 // unchanged property.
3611                                 if ( key.indexOf("-") !== -1 && data !== undefined ) {
3612                                         data_user.set( this, key, value );
3613                                 }
3614                         });
3615                 }, null, value, arguments.length > 1, null, true );
3616         },
3617
3618         removeData: function( key ) {
3619                 return this.each(function() {
3620                         data_user.remove( this, key );
3621                 });
3622         }
3623 });
3624
3625 function dataAttr( elem, key, data ) {
3626         var name;
3627
3628         // If nothing was found internally, try to fetch any
3629         // data from the HTML5 data-* attribute
3630         if ( data === undefined && elem.nodeType === 1 ) {
3631                 name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
3632                 data = elem.getAttribute( name );
3633
3634                 if ( typeof data === "string" ) {
3635                         try {
3636                                 data = data === "true" ? true :
3637                                         data === "false" ? false :
3638                                         data === "null" ? null :
3639                                         // Only convert to a number if it doesn't change the string
3640                                         +data + "" === data ? +data :
3641                                         rbrace.test( data ) ? JSON.parse( data ) :
3642                                         data;
3643                         } catch( e ) {}
3644
3645                         // Make sure we set the data so it isn't changed later
3646                         data_user.set( elem, key, data );
3647                 } else {
3648                         data = undefined;
3649                 }
3650         }
3651         return data;
3652 }
3653 jQuery.extend({
3654         queue: function( elem, type, data ) {
3655                 var queue;
3656
3657                 if ( elem ) {
3658                         type = ( type || "fx" ) + "queue";
3659                         queue = data_priv.get( elem, type );
3660
3661                         // Speed up dequeue by getting out quickly if this is just a lookup
3662                         if ( data ) {
3663                                 if ( !queue || jQuery.isArray( data ) ) {
3664                                         queue = data_priv.access( elem, type, jQuery.makeArray(data) );
3665                                 } else {
3666                                         queue.push( data );
3667                                 }
3668                         }
3669                         return queue || [];
3670                 }
3671         },
3672
3673         dequeue: function( elem, type ) {
3674                 type = type || "fx";
3675
3676                 var queue = jQuery.queue( elem, type ),
3677                         startLength = queue.length,
3678                         fn = queue.shift(),
3679                         hooks = jQuery._queueHooks( elem, type ),
3680                         next = function() {
3681                                 jQuery.dequeue( elem, type );
3682                         };
3683
3684                 // If the fx queue is dequeued, always remove the progress sentinel
3685                 if ( fn === "inprogress" ) {
3686                         fn = queue.shift();
3687                         startLength--;
3688                 }
3689
3690                 if ( fn ) {
3691
3692                         // Add a progress sentinel to prevent the fx queue from being
3693                         // automatically dequeued
3694                         if ( type === "fx" ) {
3695                                 queue.unshift( "inprogress" );
3696                         }
3697
3698                         // clear up the last queue stop function
3699                         delete hooks.stop;
3700                         fn.call( elem, next, hooks );
3701                 }
3702
3703                 if ( !startLength && hooks ) {
3704                         hooks.empty.fire();
3705                 }
3706         },
3707
3708         // not intended for public consumption - generates a queueHooks object, or returns the current one
3709         _queueHooks: function( elem, type ) {
3710                 var key = type + "queueHooks";
3711                 return data_priv.get( elem, key ) || data_priv.access( elem, key, {
3712                         empty: jQuery.Callbacks("once memory").add(function() {
3713                                 data_priv.remove( elem, [ type + "queue", key ] );
3714                         })
3715                 });
3716         }
3717 });
3718
3719 jQuery.fn.extend({
3720         queue: function( type, data ) {
3721                 var setter = 2;
3722
3723                 if ( typeof type !== "string" ) {
3724                         data = type;
3725                         type = "fx";
3726                         setter--;
3727                 }
3728
3729                 if ( arguments.length < setter ) {
3730                         return jQuery.queue( this[0], type );
3731                 }
3732
3733                 return data === undefined ?
3734                         this :
3735                         this.each(function() {
3736                                 var queue = jQuery.queue( this, type, data );
3737
3738                                 // ensure a hooks for this queue
3739                                 jQuery._queueHooks( this, type );
3740
3741                                 if ( type === "fx" && queue[0] !== "inprogress" ) {
3742                                         jQuery.dequeue( this, type );
3743                                 }
3744                         });
3745         },
3746         dequeue: function( type ) {
3747                 return this.each(function() {
3748                         jQuery.dequeue( this, type );
3749                 });
3750         },
3751         // Based off of the plugin by Clint Helfers, with permission.
3752         // http://blindsignals.com/index.php/2009/07/jquery-delay/
3753         delay: function( time, type ) {
3754                 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
3755                 type = type || "fx";
3756
3757                 return this.queue( type, function( next, hooks ) {
3758                         var timeout = setTimeout( next, time );
3759                         hooks.stop = function() {
3760                                 clearTimeout( timeout );
3761                         };
3762                 });
3763         },
3764         clearQueue: function( type ) {
3765                 return this.queue( type || "fx", [] );
3766         },
3767         // Get a promise resolved when queues of a certain type
3768         // are emptied (fx is the type by default)
3769         promise: function( type, obj ) {
3770                 var tmp,
3771                         count = 1,
3772                         defer = jQuery.Deferred(),
3773                         elements = this,
3774                         i = this.length,
3775                         resolve = function() {
3776                                 if ( !( --count ) ) {
3777                                         defer.resolveWith( elements, [ elements ] );
3778                                 }
3779                         };
3780
3781                 if ( typeof type !== "string" ) {
3782                         obj = type;
3783                         type = undefined;
3784                 }
3785                 type = type || "fx";
3786
3787                 while( i-- ) {
3788                         tmp = data_priv.get( elements[ i ], type + "queueHooks" );
3789                         if ( tmp && tmp.empty ) {
3790                                 count++;
3791                                 tmp.empty.add( resolve );
3792                         }
3793                 }
3794                 resolve();
3795                 return defer.promise( obj );
3796         }
3797 });
3798 var nodeHook, boolHook,
3799         rclass = /[\t\r\n\f]/g,
3800         rreturn = /\r/g,
3801         rfocusable = /^(?:input|select|textarea|button)$/i;
3802
3803 jQuery.fn.extend({
3804         attr: function( name, value ) {
3805                 return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
3806         },
3807
3808         removeAttr: function( name ) {
3809                 return this.each(function() {
3810                         jQuery.removeAttr( this, name );
3811                 });
3812         },
3813
3814         prop: function( name, value ) {
3815                 return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
3816         },
3817
3818         removeProp: function( name ) {
3819                 return this.each(function() {
3820                         delete this[ jQuery.propFix[ name ] || name ];
3821                 });
3822         },
3823
3824         addClass: function( value ) {
3825                 var classes, elem, cur, clazz, j,
3826                         i = 0,
3827                         len = this.length,
3828                         proceed = typeof value === "string" && value;
3829
3830                 if ( jQuery.isFunction( value ) ) {
3831                         return this.each(function( j ) {
3832                                 jQuery( this ).addClass( value.call( this, j, this.className ) );
3833                         });
3834                 }
3835
3836                 if ( proceed ) {
3837                         // The disjunction here is for better compressibility (see removeClass)
3838                         classes = ( value || "" ).match( core_rnotwhite ) || [];
3839
3840                         for ( ; i < len; i++ ) {
3841                                 elem = this[ i ];
3842                                 cur = elem.nodeType === 1 && ( elem.className ?
3843                                         ( " " + elem.className + " " ).replace( rclass, " " ) :
3844                                         " "
3845                                 );
3846
3847                                 if ( cur ) {
3848                                         j = 0;
3849                                         while ( (clazz = classes[j++]) ) {
3850                                                 if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
3851                                                         cur += clazz + " ";
3852                                                 }
3853                                         }
3854                                         elem.className = jQuery.trim( cur );
3855
3856                                 }
3857                         }
3858                 }
3859
3860                 return this;
3861         },
3862
3863         removeClass: function( value ) {
3864                 var classes, elem, cur, clazz, j,
3865                         i = 0,
3866                         len = this.length,
3867                         proceed = arguments.length === 0 || typeof value === "string" && value;
3868
3869                 if ( jQuery.isFunction( value ) ) {
3870                         return this.each(function( j ) {
3871                                 jQuery( this ).removeClass( value.call( this, j, this.className ) );
3872                         });
3873                 }
3874                 if ( proceed ) {
3875                         classes = ( value || "" ).match( core_rnotwhite ) || [];
3876
3877                         for ( ; i < len; i++ ) {
3878                                 elem = this[ i ];
3879                                 // This expression is here for better compressibility (see addClass)
3880                                 cur = elem.nodeType === 1 && ( elem.className ?
3881                                         ( " " + elem.className + " " ).replace( rclass, " " ) :
3882                                         ""
3883                                 );
3884
3885                                 if ( cur ) {
3886                                         j = 0;
3887                                         while ( (clazz = classes[j++]) ) {
3888                                                 // Remove *all* instances
3889                                                 while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
3890                                                         cur = cur.replace( " " + clazz + " ", " " );
3891                                                 }
3892                                         }
3893                                         elem.className = value ? jQuery.trim( cur ) : "";
3894                                 }
3895                         }
3896                 }
3897
3898                 return this;
3899         },
3900
3901         toggleClass: function( value, stateVal ) {
3902                 var type = typeof value;
3903
3904                 if ( typeof stateVal === "boolean" && type === "string" ) {
3905                         return stateVal ? this.addClass( value ) : this.removeClass( value );
3906                 }
3907
3908                 if ( jQuery.isFunction( value ) ) {
3909                         return this.each(function( i ) {
3910                                 jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
3911                         });
3912                 }
3913
3914                 return this.each(function() {
3915                         if ( type === "string" ) {
3916                                 // toggle individual class names
3917                                 var className,
3918                                         i = 0,
3919                                         self = jQuery( this ),
3920                                         classNames = value.match( core_rnotwhite ) || [];
3921
3922                                 while ( (className = classNames[ i++ ]) ) {
3923                                         // check each className given, space separated list
3924                                         if ( self.hasClass( className ) ) {
3925                                                 self.removeClass( className );
3926                                         } else {
3927                                                 self.addClass( className );
3928                                         }
3929                                 }
3930
3931                         // Toggle whole class name
3932                         } else if ( type === core_strundefined || type === "boolean" ) {
3933                                 if ( this.className ) {
3934                                         // store className if set
3935                                         data_priv.set( this, "__className__", this.className );
3936                                 }
3937
3938                                 // If the element has a class name or if we're passed "false",
3939                                 // then remove the whole classname (if there was one, the above saved it).
3940                                 // Otherwise bring back whatever was previously saved (if anything),
3941                                 // falling back to the empty string if nothing was stored.
3942                                 this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || "";
3943                         }
3944                 });
3945         },
3946
3947         hasClass: function( selector ) {
3948                 var className = " " + selector + " ",
3949                         i = 0,
3950                         l = this.length;
3951                 for ( ; i < l; i++ ) {
3952                         if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
3953                                 return true;
3954                         }
3955                 }
3956
3957                 return false;
3958         },
3959
3960         val: function( value ) {
3961                 var hooks, ret, isFunction,
3962                         elem = this[0];
3963
3964                 if ( !arguments.length ) {
3965                         if ( elem ) {
3966                                 hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
3967
3968                                 if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
3969                                         return ret;
3970                                 }
3971
3972                                 ret = elem.value;
3973
3974                                 return typeof ret === "string" ?
3975                                         // handle most common string cases
3976                                         ret.replace(rreturn, "") :
3977                                         // handle cases where value is null/undef or number
3978                                         ret == null ? "" : ret;
3979                         }
3980
3981                         return;
3982                 }
3983
3984                 isFunction = jQuery.isFunction( value );
3985
3986                 return this.each(function( i ) {
3987                         var val;
3988
3989                         if ( this.nodeType !== 1 ) {
3990                                 return;
3991                         }
3992
3993                         if ( isFunction ) {
3994                                 val = value.call( this, i, jQuery( this ).val() );
3995                         } else {
3996                                 val = value;
3997                         }
3998
3999                         // Treat null/undefined as ""; convert numbers to string
4000                         if ( val == null ) {
4001                                 val = "";
4002                         } else if ( typeof val === "number" ) {
4003                                 val += "";
4004                         } else if ( jQuery.isArray( val ) ) {
4005                                 val = jQuery.map(val, function ( value ) {
4006                                         return value == null ? "" : value + "";
4007                                 });
4008                         }
4009
4010                         hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
4011
4012                         // If set returns undefined, fall back to normal setting
4013                         if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
4014                                 this.value = val;
4015                         }
4016                 });
4017         }
4018 });
4019
4020 jQuery.extend({
4021         valHooks: {
4022                 option: {
4023                         get: function( elem ) {
4024                                 // attributes.value is undefined in Blackberry 4.7 but
4025                                 // uses .value. See #6932
4026                                 var val = elem.attributes.value;
4027                                 return !val || val.specified ? elem.value : elem.text;
4028                         }
4029                 },
4030                 select: {
4031                         get: function( elem ) {
4032                                 var value, option,
4033                                         options = elem.options,
4034                                         index = elem.selectedIndex,
4035                                         one = elem.type === "select-one" || index < 0,
4036                                         values = one ? null : [],
4037                                         max = one ? index + 1 : options.length,
4038                                         i = index < 0 ?
4039                                                 max :
4040                                                 one ? index : 0;
4041
4042                                 // Loop through all the selected options
4043                                 for ( ; i < max; i++ ) {
4044                                         option = options[ i ];
4045
4046                                         // IE6-9 doesn't update selected after form reset (#2551)
4047                                         if ( ( option.selected || i === index ) &&
4048                                                         // Don't return options that are disabled or in a disabled optgroup
4049                                                         ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
4050                                                         ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
4051
4052                                                 // Get the specific value for the option
4053                                                 value = jQuery( option ).val();
4054
4055                                                 // We don't need an array for one selects
4056                                                 if ( one ) {
4057                                                         return value;
4058                                                 }
4059
4060                                                 // Multi-Selects return an array
4061                                                 values.push( value );
4062                                         }
4063                                 }
4064
4065                                 return values;
4066                         },
4067
4068                         set: function( elem, value ) {
4069                                 var optionSet, option,
4070                                         options = elem.options,
4071                                         values = jQuery.makeArray( value ),
4072                                         i = options.length;
4073
4074                                 while ( i-- ) {
4075                                         option = options[ i ];
4076                                         if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
4077                                                 optionSet = true;
4078                                         }
4079                                 }
4080
4081                                 // force browsers to behave consistently when non-matching value is set
4082                                 if ( !optionSet ) {
4083                                         elem.selectedIndex = -1;
4084                                 }
4085                                 return values;
4086                         }
4087                 }
4088         },
4089
4090         attr: function( elem, name, value ) {
4091                 var hooks, ret,
4092                         nType = elem.nodeType;
4093
4094                 // don't get/set attributes on text, comment and attribute nodes
4095                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
4096                         return;
4097                 }
4098
4099                 // Fallback to prop when attributes are not supported
4100                 if ( typeof elem.getAttribute === core_strundefined ) {
4101                         return jQuery.prop( elem, name, value );
4102                 }
4103
4104                 // All attributes are lowercase
4105                 // Grab necessary hook if one is defined
4106                 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
4107                         name = name.toLowerCase();
4108                         hooks = jQuery.attrHooks[ name ] ||
4109                                 ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
4110                 }
4111
4112                 if ( value !== undefined ) {
4113
4114                         if ( value === null ) {
4115                                 jQuery.removeAttr( elem, name );
4116
4117                         } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
4118                                 return ret;
4119
4120                         } else {
4121                                 elem.setAttribute( name, value + "" );
4122                                 return value;
4123                         }
4124
4125                 } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
4126                         return ret;
4127
4128                 } else {
4129                         ret = jQuery.find.attr( elem, name );
4130
4131                         // Non-existent attributes return null, we normalize to undefined
4132                         return ret == null ?
4133                                 undefined :
4134                                 ret;
4135                 }
4136         },
4137
4138         removeAttr: function( elem, value ) {
4139                 var name, propName,
4140                         i = 0,
4141                         attrNames = value && value.match( core_rnotwhite );
4142
4143                 if ( attrNames && elem.nodeType === 1 ) {
4144                         while ( (name = attrNames[i++]) ) {
4145                                 propName = jQuery.propFix[ name ] || name;
4146
4147                                 // Boolean attributes get special treatment (#10870)
4148                                 if ( jQuery.expr.match.bool.test( name ) ) {
4149                                         // Set corresponding property to false
4150                                         elem[ propName ] = false;
4151                                 }
4152
4153                                 elem.removeAttribute( name );
4154                         }
4155                 }
4156         },
4157
4158         attrHooks: {
4159                 type: {
4160                         set: function( elem, value ) {
4161                                 if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
4162                                         // Setting the type on a radio button after the value resets the value in IE6-9
4163                                         // Reset value to default in case type is set after value during creation
4164                                         var val = elem.value;
4165                                         elem.setAttribute( "type", value );
4166                                         if ( val ) {
4167                                                 elem.value = val;
4168                                         }
4169                                         return value;
4170                                 }
4171                         }
4172                 }
4173         },
4174
4175         propFix: {
4176                 "for": "htmlFor",
4177                 "class": "className"
4178         },
4179
4180         prop: function( elem, name, value ) {
4181                 var ret, hooks, notxml,
4182                         nType = elem.nodeType;
4183
4184                 // don't get/set properties on text, comment and attribute nodes
4185                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
4186                         return;
4187                 }
4188
4189                 notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
4190
4191                 if ( notxml ) {
4192                         // Fix name and attach hooks
4193                         name = jQuery.propFix[ name ] || name;
4194                         hooks = jQuery.propHooks[ name ];
4195                 }
4196
4197                 if ( value !== undefined ) {
4198                         return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
4199                                 ret :
4200                                 ( elem[ name ] = value );
4201
4202                 } else {
4203                         return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
4204                                 ret :
4205                                 elem[ name ];
4206                 }
4207         },
4208
4209         propHooks: {
4210                 tabIndex: {
4211                         get: function( elem ) {
4212                                 return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ?
4213                                         elem.tabIndex :
4214                                         -1;
4215                         }
4216                 }
4217         }
4218 });
4219
4220 // Hooks for boolean attributes
4221 boolHook = {
4222         set: function( elem, value, name ) {
4223                 if ( value === false ) {
4224                         // Remove boolean attributes when set to false
4225                         jQuery.removeAttr( elem, name );
4226                 } else {
4227                         elem.setAttribute( name, name );
4228                 }
4229                 return name;
4230         }
4231 };
4232 jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
4233         var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;
4234
4235         jQuery.expr.attrHandle[ name ] = function( elem, name, isXML ) {
4236                 var fn = jQuery.expr.attrHandle[ name ],
4237                         ret = isXML ?
4238                                 undefined :
4239                                 /* jshint eqeqeq: false */
4240                                 // Temporarily disable this handler to check existence
4241                                 (jQuery.expr.attrHandle[ name ] = undefined) !=
4242                                         getter( elem, name, isXML ) ?
4243
4244                                         name.toLowerCase() :
4245                                         null;
4246
4247                 // Restore handler
4248                 jQuery.expr.attrHandle[ name ] = fn;
4249
4250                 return ret;
4251         };
4252 });
4253
4254 // Support: IE9+
4255 // Selectedness for an option in an optgroup can be inaccurate
4256 if ( !jQuery.support.optSelected ) {
4257         jQuery.propHooks.selected = {
4258                 get: function( elem ) {
4259                         var parent = elem.parentNode;
4260                         if ( parent && parent.parentNode ) {
4261                                 parent.parentNode.selectedIndex;
4262                         }
4263                         return null;
4264                 }
4265         };
4266 }
4267
4268 jQuery.each([
4269         "tabIndex",
4270         "readOnly",
4271         "maxLength",
4272         "cellSpacing",
4273         "cellPadding",
4274         "rowSpan",
4275         "colSpan",
4276         "useMap",
4277         "frameBorder",
4278         "contentEditable"
4279 ], function() {
4280         jQuery.propFix[ this.toLowerCase() ] = this;
4281 });
4282
4283 // Radios and checkboxes getter/setter
4284 jQuery.each([ "radio", "checkbox" ], function() {
4285         jQuery.valHooks[ this ] = {
4286                 set: function( elem, value ) {
4287                         if ( jQuery.isArray( value ) ) {
4288                                 return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
4289                         }
4290                 }
4291         };
4292         if ( !jQuery.support.checkOn ) {
4293                 jQuery.valHooks[ this ].get = function( elem ) {
4294                         // Support: Webkit
4295                         // "" is returned instead of "on" if a value isn't specified
4296                         return elem.getAttribute("value") === null ? "on" : elem.value;
4297                 };
4298         }
4299 });
4300 var rkeyEvent = /^key/,
4301         rmouseEvent = /^(?:mouse|contextmenu)|click/,
4302         rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
4303         rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
4304
4305 function returnTrue() {
4306         return true;
4307 }
4308
4309 function returnFalse() {
4310         return false;
4311 }
4312
4313 function safeActiveElement() {
4314         try {
4315                 return document.activeElement;
4316         } catch ( err ) { }
4317 }
4318
4319 /*
4320  * Helper functions for managing events -- not part of the public interface.
4321  * Props to Dean Edwards' addEvent library for many of the ideas.
4322  */
4323 jQuery.event = {
4324
4325         global: {},
4326
4327         add: function( elem, types, handler, data, selector ) {
4328
4329                 var handleObjIn, eventHandle, tmp,
4330                         events, t, handleObj,
4331                         special, handlers, type, namespaces, origType,
4332                         elemData = data_priv.get( elem );
4333
4334                 // Don't attach events to noData or text/comment nodes (but allow plain objects)
4335                 if ( !elemData ) {
4336                         return;
4337                 }
4338
4339                 // Caller can pass in an object of custom data in lieu of the handler
4340                 if ( handler.handler ) {
4341                         handleObjIn = handler;
4342                         handler = handleObjIn.handler;
4343                         selector = handleObjIn.selector;
4344                 }
4345
4346                 // Make sure that the handler has a unique ID, used to find/remove it later
4347                 if ( !handler.guid ) {
4348                         handler.guid = jQuery.guid++;
4349                 }
4350
4351                 // Init the element's event structure and main handler, if this is the first
4352                 if ( !(events = elemData.events) ) {
4353                         events = elemData.events = {};
4354                 }
4355                 if ( !(eventHandle = elemData.handle) ) {
4356                         eventHandle = elemData.handle = function( e ) {
4357                                 // Discard the second event of a jQuery.event.trigger() and
4358                                 // when an event is called after a page has unloaded
4359                                 return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
4360                                         jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
4361                                         undefined;
4362                         };
4363                         // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
4364                         eventHandle.elem = elem;
4365                 }
4366
4367                 // Handle multiple events separated by a space
4368                 types = ( types || "" ).match( core_rnotwhite ) || [""];
4369                 t = types.length;
4370                 while ( t-- ) {
4371                         tmp = rtypenamespace.exec( types[t] ) || [];
4372                         type = origType = tmp[1];
4373                         namespaces = ( tmp[2] || "" ).split( "." ).sort();
4374
4375                         // There *must* be a type, no attaching namespace-only handlers
4376                         if ( !type ) {
4377                                 continue;
4378                         }
4379
4380                         // If event changes its type, use the special event handlers for the changed type
4381                         special = jQuery.event.special[ type ] || {};
4382
4383                         // If selector defined, determine special event api type, otherwise given type
4384                         type = ( selector ? special.delegateType : special.bindType ) || type;
4385
4386                         // Update special based on newly reset type
4387                         special = jQuery.event.special[ type ] || {};
4388
4389                         // handleObj is passed to all event handlers
4390                         handleObj = jQuery.extend({
4391                                 type: type,
4392                                 origType: origType,
4393                                 data: data,
4394                                 handler: handler,
4395                                 guid: handler.guid,
4396                                 selector: selector,
4397                                 needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
4398                                 namespace: namespaces.join(".")
4399                         }, handleObjIn );
4400
4401                         // Init the event handler queue if we're the first
4402                         if ( !(handlers = events[ type ]) ) {
4403                                 handlers = events[ type ] = [];
4404                                 handlers.delegateCount = 0;
4405
4406                                 // Only use addEventListener if the special events handler returns false
4407                                 if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
4408                                         if ( elem.addEventListener ) {
4409                                                 elem.addEventListener( type, eventHandle, false );
4410                                         }
4411                                 }
4412                         }
4413
4414                         if ( special.add ) {
4415                                 special.add.call( elem, handleObj );
4416
4417                                 if ( !handleObj.handler.guid ) {
4418                                         handleObj.handler.guid = handler.guid;
4419                                 }
4420                         }
4421
4422                         // Add to the element's handler list, delegates in front
4423                         if ( selector ) {
4424                                 handlers.splice( handlers.delegateCount++, 0, handleObj );
4425                         } else {
4426                                 handlers.push( handleObj );
4427                         }
4428
4429                         // Keep track of which events have ever been used, for event optimization
4430                         jQuery.event.global[ type ] = true;
4431                 }
4432
4433                 // Nullify elem to prevent memory leaks in IE
4434                 elem = null;
4435         },
4436
4437         // Detach an event or set of events from an element
4438         remove: function( elem, types, handler, selector, mappedTypes ) {
4439
4440                 var j, origCount, tmp,
4441                         events, t, handleObj,
4442                         special, handlers, type, namespaces, origType,
4443                         elemData = data_priv.hasData( elem ) && data_priv.get( elem );
4444
4445                 if ( !elemData || !(events = elemData.events) ) {
4446                         return;
4447                 }
4448
4449                 // Once for each type.namespace in types; type may be omitted
4450                 types = ( types || "" ).match( core_rnotwhite ) || [""];
4451                 t = types.length;
4452                 while ( t-- ) {
4453                         tmp = rtypenamespace.exec( types[t] ) || [];
4454                         type = origType = tmp[1];
4455                         namespaces = ( tmp[2] || "" ).split( "." ).sort();
4456
4457                         // Unbind all events (on this namespace, if provided) for the element
4458                         if ( !type ) {
4459                                 for ( type in events ) {
4460                                         jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
4461                                 }
4462                                 continue;
4463                         }
4464
4465                         special = jQuery.event.special[ type ] || {};
4466                         type = ( selector ? special.delegateType : special.bindType ) || type;
4467                         handlers = events[ type ] || [];
4468                         tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
4469
4470                         // Remove matching events
4471                         origCount = j = handlers.length;
4472                         while ( j-- ) {
4473                                 handleObj = handlers[ j ];
4474
4475                                 if ( ( mappedTypes || origType === handleObj.origType ) &&
4476                                         ( !handler || handler.guid === handleObj.guid ) &&
4477                                         ( !tmp || tmp.test( handleObj.namespace ) ) &&
4478                                         ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
4479                                         handlers.splice( j, 1 );
4480
4481                                         if ( handleObj.selector ) {
4482                                                 handlers.delegateCount--;
4483                                         }
4484                                         if ( special.remove ) {
4485                                                 special.remove.call( elem, handleObj );
4486                                         }
4487                                 }
4488                         }
4489
4490                         // Remove generic event handler if we removed something and no more handlers exist
4491                         // (avoids potential for endless recursion during removal of special event handlers)
4492                         if ( origCount && !handlers.length ) {
4493                                 if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
4494                                         jQuery.removeEvent( elem, type, elemData.handle );
4495                                 }
4496
4497                                 delete events[ type ];
4498                         }
4499                 }
4500
4501                 // Remove the expando if it's no longer used
4502                 if ( jQuery.isEmptyObject( events ) ) {
4503                         delete elemData.handle;
4504                         data_priv.remove( elem, "events" );
4505                 }
4506         },
4507
4508         trigger: function( event, data, elem, onlyHandlers ) {
4509
4510                 var i, cur, tmp, bubbleType, ontype, handle, special,
4511                         eventPath = [ elem || document ],
4512                         type = core_hasOwn.call( event, "type" ) ? event.type : event,
4513                         namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
4514
4515                 cur = tmp = elem = elem || document;
4516
4517                 // Don't do events on text and comment nodes
4518                 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
4519                         return;
4520                 }
4521
4522                 // focus/blur morphs to focusin/out; ensure we're not firing them right now
4523                 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
4524                         return;
4525                 }
4526
4527                 if ( type.indexOf(".") >= 0 ) {
4528                         // Namespaced trigger; create a regexp to match event type in handle()
4529                         namespaces = type.split(".");
4530                         type = namespaces.shift();
4531                         namespaces.sort();
4532                 }
4533                 ontype = type.indexOf(":") < 0 && "on" + type;
4534
4535                 // Caller can pass in a jQuery.Event object, Object, or just an event type string
4536                 event = event[ jQuery.expando ] ?
4537                         event :
4538                         new jQuery.Event( type, typeof event === "object" && event );
4539
4540                 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
4541                 event.isTrigger = onlyHandlers ? 2 : 3;
4542                 event.namespace = namespaces.join(".");
4543                 event.namespace_re = event.namespace ?
4544                         new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
4545                         null;
4546
4547                 // Clean up the event in case it is being reused
4548                 event.result = undefined;
4549                 if ( !event.target ) {
4550                         event.target = elem;
4551                 }
4552
4553                 // Clone any incoming data and prepend the event, creating the handler arg list
4554                 data = data == null ?
4555                         [ event ] :
4556                         jQuery.makeArray( data, [ event ] );
4557
4558                 // Allow special events to draw outside the lines
4559                 special = jQuery.event.special[ type ] || {};
4560                 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
4561                         return;
4562                 }
4563
4564                 // Determine event propagation path in advance, per W3C events spec (#9951)
4565                 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
4566                 if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
4567
4568                         bubbleType = special.delegateType || type;
4569                         if ( !rfocusMorph.test( bubbleType + type ) ) {
4570                                 cur = cur.parentNode;
4571                         }
4572                         for ( ; cur; cur = cur.parentNode ) {
4573                                 eventPath.push( cur );
4574                                 tmp = cur;
4575                         }
4576
4577                         // Only add window if we got to document (e.g., not plain obj or detached DOM)
4578                         if ( tmp === (elem.ownerDocument || document) ) {
4579                                 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
4580                         }
4581                 }
4582
4583                 // Fire handlers on the event path
4584                 i = 0;
4585                 while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
4586
4587                         event.type = i > 1 ?
4588                                 bubbleType :
4589                                 special.bindType || type;
4590
4591                         // jQuery handler
4592                         handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" );
4593                         if ( handle ) {
4594                                 handle.apply( cur, data );
4595                         }
4596
4597                         // Native handler
4598                         handle = ontype && cur[ ontype ];
4599                         if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
4600                                 event.preventDefault();
4601                         }
4602                 }
4603                 event.type = type;
4604
4605                 // If nobody prevented the default action, do it now
4606                 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
4607
4608                         if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
4609                                 jQuery.acceptData( elem ) ) {
4610
4611                                 // Call a native DOM method on the target with the same name name as the event.
4612                                 // Don't do default actions on window, that's where global variables be (#6170)
4613                                 if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {
4614
4615                                         // Don't re-trigger an onFOO event when we call its FOO() method
4616                                         tmp = elem[ ontype ];
4617
4618                                         if ( tmp ) {
4619                                                 elem[ ontype ] = null;
4620                                         }
4621
4622                                         // Prevent re-triggering of the same event, since we already bubbled it above
4623                                         jQuery.event.triggered = type;
4624                                         elem[ type ]();
4625                                         jQuery.event.triggered = undefined;
4626
4627                                         if ( tmp ) {
4628                                                 elem[ ontype ] = tmp;
4629                                         }
4630                                 }
4631                         }
4632                 }
4633
4634                 return event.result;
4635         },
4636
4637         dispatch: function( event ) {
4638
4639                 // Make a writable jQuery.Event from the native event object
4640                 event = jQuery.event.fix( event );
4641
4642                 var i, j, ret, matched, handleObj,
4643                         handlerQueue = [],
4644                         args = core_slice.call( arguments ),
4645                         handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [],
4646                         special = jQuery.event.special[ event.type ] || {};
4647
4648                 // Use the fix-ed jQuery.Event rather than the (read-only) native event
4649                 args[0] = event;
4650                 event.delegateTarget = this;
4651
4652                 // Call the preDispatch hook for the mapped type, and let it bail if desired
4653                 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
4654                         return;
4655                 }
4656
4657                 // Determine handlers
4658                 handlerQueue = jQuery.event.handlers.call( this, event, handlers );
4659
4660                 // Run delegates first; they may want to stop propagation beneath us
4661                 i = 0;
4662                 while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
4663                         event.currentTarget = matched.elem;
4664
4665                         j = 0;
4666                         while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
4667
4668                                 // Triggered event must either 1) have no namespace, or
4669                                 // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
4670                                 if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
4671
4672                                         event.handleObj = handleObj;
4673                                         event.data = handleObj.data;
4674
4675                                         ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
4676                                                         .apply( matched.elem, args );
4677
4678                                         if ( ret !== undefined ) {
4679                                                 if ( (event.result = ret) === false ) {
4680                                                         event.preventDefault();
4681                                                         event.stopPropagation();
4682                                                 }
4683                                         }
4684                                 }
4685                         }
4686                 }
4687
4688                 // Call the postDispatch hook for the mapped type
4689                 if ( special.postDispatch ) {
4690                         special.postDispatch.call( this, event );
4691                 }
4692
4693                 return event.result;
4694         },
4695
4696         handlers: function( event, handlers ) {
4697                 var i, matches, sel, handleObj,
4698                         handlerQueue = [],
4699                         delegateCount = handlers.delegateCount,
4700                         cur = event.target;
4701
4702                 // Find delegate handlers
4703                 // Black-hole SVG <use> instance trees (#13180)
4704                 // Avoid non-left-click bubbling in Firefox (#3861)
4705                 if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
4706
4707                         for ( ; cur !== this; cur = cur.parentNode || this ) {
4708
4709                                 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
4710                                 if ( cur.disabled !== true || event.type !== "click" ) {
4711                                         matches = [];
4712                                         for ( i = 0; i < delegateCount; i++ ) {
4713                                                 handleObj = handlers[ i ];
4714
4715                                                 // Don't conflict with Object.prototype properties (#13203)
4716                                                 sel = handleObj.selector + " ";
4717
4718                                                 if ( matches[ sel ] === undefined ) {
4719                                                         matches[ sel ] = handleObj.needsContext ?
4720                                                                 jQuery( sel, this ).index( cur ) >= 0 :
4721                                                                 jQuery.find( sel, this, null, [ cur ] ).length;
4722                                                 }
4723                                                 if ( matches[ sel ] ) {
4724                                                         matches.push( handleObj );
4725                                                 }
4726                                         }
4727                                         if ( matches.length ) {
4728                                                 handlerQueue.push({ elem: cur, handlers: matches });
4729                                         }
4730                                 }
4731                         }
4732                 }
4733
4734                 // Add the remaining (directly-bound) handlers
4735                 if ( delegateCount < handlers.length ) {
4736                         handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
4737                 }
4738
4739                 return handlerQueue;
4740         },
4741
4742         // Includes some event props shared by KeyEvent and MouseEvent
4743         props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
4744
4745         fixHooks: {},
4746
4747         keyHooks: {
4748                 props: "char charCode key keyCode".split(" "),
4749                 filter: function( event, original ) {
4750
4751                         // Add which for key events
4752                         if ( event.which == null ) {
4753                                 event.which = original.charCode != null ? original.charCode : original.keyCode;
4754                         }
4755
4756                         return event;
4757                 }
4758         },
4759
4760         mouseHooks: {
4761                 props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
4762                 filter: function( event, original ) {
4763                         var eventDoc, doc, body,
4764                                 button = original.button;
4765
4766                         // Calculate pageX/Y if missing and clientX/Y available
4767                         if ( event.pageX == null && original.clientX != null ) {
4768                                 eventDoc = event.target.ownerDocument || document;
4769                                 doc = eventDoc.documentElement;
4770                                 body = eventDoc.body;
4771
4772                                 event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
4773                                 event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
4774                         }
4775
4776                         // Add which for click: 1 === left; 2 === middle; 3 === right
4777                         // Note: button is not normalized, so don't use it
4778                         if ( !event.which && button !== undefined ) {
4779                                 event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
4780                         }
4781
4782                         return event;
4783                 }
4784         },
4785
4786         fix: function( event ) {
4787                 if ( event[ jQuery.expando ] ) {
4788                         return event;
4789                 }
4790
4791                 // Create a writable copy of the event object and normalize some properties
4792                 var i, prop, copy,
4793                         type = event.type,
4794                         originalEvent = event,
4795                         fixHook = this.fixHooks[ type ];
4796
4797                 if ( !fixHook ) {
4798                         this.fixHooks[ type ] = fixHook =
4799                                 rmouseEvent.test( type ) ? this.mouseHooks :
4800                                 rkeyEvent.test( type ) ? this.keyHooks :
4801                                 {};
4802                 }
4803                 copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
4804
4805                 event = new jQuery.Event( originalEvent );
4806
4807                 i = copy.length;
4808                 while ( i-- ) {
4809                         prop = copy[ i ];
4810                         event[ prop ] = originalEvent[ prop ];
4811                 }
4812
4813                 // Support: Cordova 2.5 (WebKit) (#13255)
4814                 // All events should have a target; Cordova deviceready doesn't
4815                 if ( !event.target ) {
4816                         event.target = document;
4817                 }
4818
4819                 // Support: Safari 6.0+, Chrome < 28
4820                 // Target should not be a text node (#504, #13143)
4821                 if ( event.target.nodeType === 3 ) {
4822                         event.target = event.target.parentNode;
4823                 }
4824
4825                 return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
4826         },
4827
4828         special: {
4829                 load: {
4830                         // Prevent triggered image.load events from bubbling to window.load
4831                         noBubble: true
4832                 },
4833                 focus: {
4834                         // Fire native event if possible so blur/focus sequence is correct
4835                         trigger: function() {
4836                                 if ( this !== safeActiveElement() && this.focus ) {
4837                                         this.focus();
4838                                         return false;
4839                                 }
4840                         },
4841                         delegateType: "focusin"
4842                 },
4843                 blur: {
4844                         trigger: function() {
4845                                 if ( this === safeActiveElement() && this.blur ) {
4846                                         this.blur();
4847                                         return false;
4848                                 }
4849                         },
4850                         delegateType: "focusout"
4851                 },
4852                 click: {
4853                         // For checkbox, fire native event so checked state will be right
4854                         trigger: function() {
4855                                 if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
4856                                         this.click();
4857                                         return false;
4858                                 }
4859                         },
4860
4861                         // For cross-browser consistency, don't fire native .click() on links
4862                         _default: function( event ) {
4863                                 return jQuery.nodeName( event.target, "a" );
4864                         }
4865                 },
4866
4867                 beforeunload: {
4868                         postDispatch: function( event ) {
4869
4870                                 // Support: Firefox 20+
4871                                 // Firefox doesn't alert if the returnValue field is not set.
4872                                 if ( event.result !== undefined ) {
4873                                         event.originalEvent.returnValue = event.result;
4874                                 }
4875                         }
4876                 }
4877         },
4878
4879         simulate: function( type, elem, event, bubble ) {
4880                 // Piggyback on a donor event to simulate a different one.
4881                 // Fake originalEvent to avoid donor's stopPropagation, but if the
4882                 // simulated event prevents default then we do the same on the donor.
4883                 var e = jQuery.extend(
4884                         new jQuery.Event(),
4885                         event,
4886                         {
4887                                 type: type,
4888                                 isSimulated: true,
4889                                 originalEvent: {}
4890                         }
4891                 );
4892                 if ( bubble ) {
4893                         jQuery.event.trigger( e, null, elem );
4894                 } else {
4895                         jQuery.event.dispatch.call( elem, e );
4896                 }
4897                 if ( e.isDefaultPrevented() ) {
4898                         event.preventDefault();
4899                 }
4900         }
4901 };
4902
4903 jQuery.removeEvent = function( elem, type, handle ) {
4904         if ( elem.removeEventListener ) {
4905                 elem.removeEventListener( type, handle, false );
4906         }
4907 };
4908
4909 jQuery.Event = function( src, props ) {
4910         // Allow instantiation without the 'new' keyword
4911         if ( !(this instanceof jQuery.Event) ) {
4912                 return new jQuery.Event( src, props );
4913         }
4914
4915         // Event object
4916         if ( src && src.type ) {
4917                 this.originalEvent = src;
4918                 this.type = src.type;
4919
4920                 // Events bubbling up the document may have been marked as prevented
4921                 // by a handler lower down the tree; reflect the correct value.
4922                 this.isDefaultPrevented = ( src.defaultPrevented ||
4923                         src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
4924
4925         // Event type
4926         } else {
4927                 this.type = src;
4928         }
4929
4930         // Put explicitly provided properties onto the event object
4931         if ( props ) {
4932                 jQuery.extend( this, props );
4933         }
4934
4935         // Create a timestamp if incoming event doesn't have one
4936         this.timeStamp = src && src.timeStamp || jQuery.now();
4937
4938         // Mark it as fixed
4939         this[ jQuery.expando ] = true;
4940 };
4941
4942 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
4943 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
4944 jQuery.Event.prototype = {
4945         isDefaultPrevented: returnFalse,
4946         isPropagationStopped: returnFalse,
4947         isImmediatePropagationStopped: returnFalse,
4948
4949         preventDefault: function() {
4950                 var e = this.originalEvent;
4951
4952                 this.isDefaultPrevented = returnTrue;
4953
4954                 if ( e && e.preventDefault ) {
4955                         e.preventDefault();
4956                 }
4957         },
4958         stopPropagation: function() {
4959                 var e = this.originalEvent;
4960
4961                 this.isPropagationStopped = returnTrue;
4962
4963                 if ( e && e.stopPropagation ) {
4964                         e.stopPropagation();
4965                 }
4966         },
4967         stopImmediatePropagation: function() {
4968                 this.isImmediatePropagationStopped = returnTrue;
4969                 this.stopPropagation();
4970         }
4971 };
4972
4973 // Create mouseenter/leave events using mouseover/out and event-time checks
4974 // Support: Chrome 15+
4975 jQuery.each({
4976         mouseenter: "mouseover",
4977         mouseleave: "mouseout"
4978 }, function( orig, fix ) {
4979         jQuery.event.special[ orig ] = {
4980                 delegateType: fix,
4981                 bindType: fix,
4982
4983                 handle: function( event ) {
4984                         var ret,
4985                                 target = this,
4986                                 related = event.relatedTarget,
4987                                 handleObj = event.handleObj;
4988
4989                         // For mousenter/leave call the handler if related is outside the target.
4990                         // NB: No relatedTarget if the mouse left/entered the browser window
4991                         if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
4992                                 event.type = handleObj.origType;
4993                                 ret = handleObj.handler.apply( this, arguments );
4994                                 event.type = fix;
4995                         }
4996                         return ret;
4997                 }
4998         };
4999 });
5000
5001 // Create "bubbling" focus and blur events
5002 // Support: Firefox, Chrome, Safari
5003 if ( !jQuery.support.focusinBubbles ) {
5004         jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
5005
5006                 // Attach a single capturing handler while someone wants focusin/focusout
5007                 var attaches = 0,
5008                         handler = function( event ) {
5009                                 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
5010                         };
5011
5012                 jQuery.event.special[ fix ] = {
5013                         setup: function() {
5014                                 if ( attaches++ === 0 ) {
5015                                         document.addEventListener( orig, handler, true );
5016                                 }
5017                         },
5018                         teardown: function() {
5019                                 if ( --attaches === 0 ) {
5020                                         document.removeEventListener( orig, handler, true );
5021                                 }
5022                         }
5023                 };
5024         });
5025 }
5026
5027 jQuery.fn.extend({
5028
5029         on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
5030                 var origFn, type;
5031
5032                 // Types can be a map of types/handlers
5033                 if ( typeof types === "object" ) {
5034                         // ( types-Object, selector, data )
5035                         if ( typeof selector !== "string" ) {
5036                                 // ( types-Object, data )
5037                                 data = data || selector;
5038                                 selector = undefined;
5039                         }
5040                         for ( type in types ) {
5041                                 this.on( type, selector, data, types[ type ], one );
5042                         }
5043                         return this;
5044                 }
5045
5046                 if ( data == null && fn == null ) {
5047                         // ( types, fn )
5048                         fn = selector;
5049                         data = selector = undefined;
5050                 } else if ( fn == null ) {
5051                         if ( typeof selector === "string" ) {
5052                                 // ( types, selector, fn )
5053                                 fn = data;
5054                                 data = undefined;
5055                         } else {
5056                                 // ( types, data, fn )
5057                                 fn = data;
5058                                 data = selector;
5059                                 selector = undefined;
5060                         }
5061                 }
5062                 if ( fn === false ) {
5063                         fn = returnFalse;
5064                 } else if ( !fn ) {
5065                         return this;
5066                 }
5067
5068                 if ( one === 1 ) {
5069                         origFn = fn;
5070                         fn = function( event ) {
5071                                 // Can use an empty set, since event contains the info
5072                                 jQuery().off( event );
5073                                 return origFn.apply( this, arguments );
5074                         };
5075                         // Use same guid so caller can remove using origFn
5076                         fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
5077                 }
5078                 return this.each( function() {
5079                         jQuery.event.add( this, types, fn, data, selector );
5080                 });
5081         },
5082         one: function( types, selector, data, fn ) {
5083                 return this.on( types, selector, data, fn, 1 );
5084         },
5085         off: function( types, selector, fn ) {
5086                 var handleObj, type;
5087                 if ( types && types.preventDefault && types.handleObj ) {
5088                         // ( event )  dispatched jQuery.Event
5089                         handleObj = types.handleObj;
5090                         jQuery( types.delegateTarget ).off(
5091                                 handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
5092                                 handleObj.selector,
5093                                 handleObj.handler
5094                         );
5095                         return this;
5096                 }
5097                 if ( typeof types === "object" ) {
5098                         // ( types-object [, selector] )
5099                         for ( type in types ) {
5100                                 this.off( type, selector, types[ type ] );
5101                         }
5102                         return this;
5103                 }
5104                 if ( selector === false || typeof selector === "function" ) {
5105                         // ( types [, fn] )
5106                         fn = selector;
5107                         selector = undefined;
5108                 }
5109                 if ( fn === false ) {
5110                         fn = returnFalse;
5111                 }
5112                 return this.each(function() {
5113                         jQuery.event.remove( this, types, fn, selector );
5114                 });
5115         },
5116
5117         trigger: function( type, data ) {
5118                 return this.each(function() {
5119                         jQuery.event.trigger( type, data, this );
5120                 });
5121         },
5122         triggerHandler: function( type, data ) {
5123                 var elem = this[0];
5124                 if ( elem ) {
5125                         return jQuery.event.trigger( type, data, elem, true );
5126                 }
5127         }
5128 });
5129 var isSimple = /^.[^:#\[\.,]*$/,
5130         rparentsprev = /^(?:parents|prev(?:Until|All))/,
5131         rneedsContext = jQuery.expr.match.needsContext,
5132         // methods guaranteed to produce a unique set when starting from a unique set
5133         guaranteedUnique = {
5134                 children: true,
5135                 contents: true,
5136                 next: true,
5137                 prev: true
5138         };
5139
5140 jQuery.fn.extend({
5141         find: function( selector ) {
5142                 var i,
5143                         ret = [],
5144                         self = this,
5145                         len = self.length;
5146
5147                 if ( typeof selector !== "string" ) {
5148                         return this.pushStack( jQuery( selector ).filter(function() {
5149                                 for ( i = 0; i < len; i++ ) {
5150                                         if ( jQuery.contains( self[ i ], this ) ) {
5151                                                 return true;
5152                                         }
5153                                 }
5154                         }) );
5155                 }
5156
5157                 for ( i = 0; i < len; i++ ) {
5158                         jQuery.find( selector, self[ i ], ret );
5159                 }
5160
5161                 // Needed because $( selector, context ) becomes $( context ).find( selector )
5162                 ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
5163                 ret.selector = this.selector ? this.selector + " " + selector : selector;
5164                 return ret;
5165         },
5166
5167         has: function( target ) {
5168                 var targets = jQuery( target, this ),
5169                         l = targets.length;
5170
5171                 return this.filter(function() {
5172                         var i = 0;
5173                         for ( ; i < l; i++ ) {
5174                                 if ( jQuery.contains( this, targets[i] ) ) {
5175                                         return true;
5176                                 }
5177                         }
5178                 });
5179         },
5180
5181         not: function( selector ) {
5182                 return this.pushStack( winnow(this, selector || [], true) );
5183         },
5184
5185         filter: function( selector ) {
5186                 return this.pushStack( winnow(this, selector || [], false) );
5187         },
5188
5189         is: function( selector ) {
5190                 return !!winnow(
5191                         this,
5192
5193                         // If this is a positional/relative selector, check membership in the returned set
5194                         // so $("p:first").is("p:last") won't return true for a doc with two "p".
5195                         typeof selector === "string" && rneedsContext.test( selector ) ?
5196                                 jQuery( selector ) :
5197                                 selector || [],
5198                         false
5199                 ).length;
5200         },
5201
5202         closest: function( selectors, context ) {
5203                 var cur,
5204                         i = 0,
5205                         l = this.length,
5206                         matched = [],
5207                         pos = ( rneedsContext.test( selectors ) || typeof selectors !== "string" ) ?
5208                                 jQuery( selectors, context || this.context ) :
5209                                 0;
5210
5211                 for ( ; i < l; i++ ) {
5212                         for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
5213                                 // Always skip document fragments
5214                                 if ( cur.nodeType < 11 && (pos ?
5215                                         pos.index(cur) > -1 :
5216
5217                                         // Don't pass non-elements to Sizzle
5218                                         cur.nodeType === 1 &&
5219                                                 jQuery.find.matchesSelector(cur, selectors)) ) {
5220
5221                                         cur = matched.push( cur );
5222                                         break;
5223                                 }
5224                         }
5225                 }
5226
5227                 return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
5228         },
5229
5230         // Determine the position of an element within
5231         // the matched set of elements
5232         index: function( elem ) {
5233
5234                 // No argument, return index in parent
5235                 if ( !elem ) {
5236                         return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
5237                 }
5238
5239                 // index in selector
5240                 if ( typeof elem === "string" ) {
5241                         return core_indexOf.call( jQuery( elem ), this[ 0 ] );
5242                 }
5243
5244                 // Locate the position of the desired element
5245                 return core_indexOf.call( this,
5246
5247                         // If it receives a jQuery object, the first element is used
5248                         elem.jquery ? elem[ 0 ] : elem
5249                 );
5250         },
5251
5252         add: function( selector, context ) {
5253                 var set = typeof selector === "string" ?
5254                                 jQuery( selector, context ) :
5255                                 jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
5256                         all = jQuery.merge( this.get(), set );
5257
5258                 return this.pushStack( jQuery.unique(all) );
5259         },
5260
5261         addBack: function( selector ) {
5262                 return this.add( selector == null ?
5263                         this.prevObject : this.prevObject.filter(selector)
5264                 );
5265         }
5266 });
5267
5268 function sibling( cur, dir ) {
5269         while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {}
5270
5271         return cur;
5272 }
5273
5274 jQuery.each({
5275         parent: function( elem ) {
5276                 var parent = elem.parentNode;
5277                 return parent && parent.nodeType !== 11 ? parent : null;
5278         },
5279         parents: function( elem ) {
5280                 return jQuery.dir( elem, "parentNode" );
5281         },
5282         parentsUntil: function( elem, i, until ) {
5283                 return jQuery.dir( elem, "parentNode", until );
5284         },
5285         next: function( elem ) {
5286                 return sibling( elem, "nextSibling" );
5287         },
5288         prev: function( elem ) {
5289                 return sibling( elem, "previousSibling" );
5290         },
5291         nextAll: function( elem ) {
5292                 return jQuery.dir( elem, "nextSibling" );
5293         },
5294         prevAll: function( elem ) {
5295                 return jQuery.dir( elem, "previousSibling" );
5296         },
5297         nextUntil: function( elem, i, until ) {
5298                 return jQuery.dir( elem, "nextSibling", until );
5299         },
5300         prevUntil: function( elem, i, until ) {
5301                 return jQuery.dir( elem, "previousSibling", until );
5302         },
5303         siblings: function( elem ) {
5304                 return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
5305         },
5306         children: function( elem ) {
5307                 return jQuery.sibling( elem.firstChild );
5308         },
5309         contents: function( elem ) {
5310                 return elem.contentDocument || jQuery.merge( [], elem.childNodes );
5311         }
5312 }, function( name, fn ) {
5313         jQuery.fn[ name ] = function( until, selector ) {
5314                 var matched = jQuery.map( this, fn, until );
5315
5316                 if ( name.slice( -5 ) !== "Until" ) {
5317                         selector = until;
5318                 }
5319
5320                 if ( selector && typeof selector === "string" ) {
5321                         matched = jQuery.filter( selector, matched );
5322                 }
5323
5324                 if ( this.length > 1 ) {
5325                         // Remove duplicates
5326                         if ( !guaranteedUnique[ name ] ) {
5327                                 jQuery.unique( matched );
5328                         }
5329
5330                         // Reverse order for parents* and prev-derivatives
5331                         if ( rparentsprev.test( name ) ) {
5332                                 matched.reverse();
5333                         }
5334                 }
5335
5336                 return this.pushStack( matched );
5337         };
5338 });
5339
5340 jQuery.extend({
5341         filter: function( expr, elems, not ) {
5342                 var elem = elems[ 0 ];
5343
5344                 if ( not ) {
5345                         expr = ":not(" + expr + ")";
5346                 }
5347
5348                 return elems.length === 1 && elem.nodeType === 1 ?
5349                         jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
5350                         jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
5351                                 return elem.nodeType === 1;
5352                         }));
5353         },
5354
5355         dir: function( elem, dir, until ) {
5356                 var matched = [],
5357                         truncate = until !== undefined;
5358
5359                 while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) {
5360                         if ( elem.nodeType === 1 ) {
5361                                 if ( truncate && jQuery( elem ).is( until ) ) {
5362                                         break;
5363                                 }
5364                                 matched.push( elem );
5365                         }
5366                 }
5367                 return matched;
5368         },
5369
5370         sibling: function( n, elem ) {
5371                 var matched = [];
5372
5373                 for ( ; n; n = n.nextSibling ) {
5374                         if ( n.nodeType === 1 && n !== elem ) {
5375                                 matched.push( n );
5376                         }
5377                 }
5378
5379                 return matched;
5380         }
5381 });
5382
5383 // Implement the identical functionality for filter and not
5384 function winnow( elements, qualifier, not ) {
5385         if ( jQuery.isFunction( qualifier ) ) {
5386                 return jQuery.grep( elements, function( elem, i ) {
5387                         /* jshint -W018 */
5388                         return !!qualifier.call( elem, i, elem ) !== not;
5389                 });
5390
5391         }
5392
5393         if ( qualifier.nodeType ) {
5394                 return jQuery.grep( elements, function( elem ) {
5395                         return ( elem === qualifier ) !== not;
5396                 });
5397
5398         }
5399
5400         if ( typeof qualifier === "string" ) {
5401                 if ( isSimple.test( qualifier ) ) {
5402                         return jQuery.filter( qualifier, elements, not );
5403                 }
5404
5405                 qualifier = jQuery.filter( qualifier, elements );
5406         }
5407
5408         return jQuery.grep( elements, function( elem ) {
5409                 return ( core_indexOf.call( qualifier, elem ) >= 0 ) !== not;
5410         });
5411 }
5412 var rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
5413         rtagName = /<([\w:]+)/,
5414         rhtml = /<|&#?\w+;/,
5415         rnoInnerhtml = /<(?:script|style|link)/i,
5416         manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
5417         // checked="checked" or checked
5418         rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5419         rscriptType = /^$|\/(?:java|ecma)script/i,
5420         rscriptTypeMasked = /^true\/(.*)/,
5421         rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
5422
5423         // We have to close these tags to support XHTML (#13200)
5424         wrapMap = {
5425
5426                 // Support: IE 9
5427                 option: [ 1, "<select multiple='multiple'>", "</select>" ],
5428
5429                 thead: [ 1, "<table>", "</table>" ],
5430                 col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
5431                 tr: [ 2, "<table><tbody>", "</tbody></table>" ],
5432                 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
5433
5434                 _default: [ 0, "", "" ]
5435         };
5436
5437 // Support: IE 9
5438 wrapMap.optgroup = wrapMap.option;
5439
5440 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
5441 wrapMap.th = wrapMap.td;
5442
5443 jQuery.fn.extend({
5444         text: function( value ) {
5445                 return jQuery.access( this, function( value ) {
5446                         return value === undefined ?
5447                                 jQuery.text( this ) :
5448                                 this.empty().append( ( this[ 0 ] && this[ 0 ].ownerDocument || document ).createTextNode( value ) );
5449                 }, null, value, arguments.length );
5450         },
5451
5452         append: function() {
5453                 return this.domManip( arguments, function( elem ) {
5454                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5455                                 var target = manipulationTarget( this, elem );
5456                                 target.appendChild( elem );
5457                         }
5458                 });
5459         },
5460
5461         prepend: function() {
5462                 return this.domManip( arguments, function( elem ) {
5463                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5464                                 var target = manipulationTarget( this, elem );
5465                                 target.insertBefore( elem, target.firstChild );
5466                         }
5467                 });
5468         },
5469
5470         before: function() {
5471                 return this.domManip( arguments, function( elem ) {
5472                         if ( this.parentNode ) {
5473                                 this.parentNode.insertBefore( elem, this );
5474                         }
5475                 });
5476         },
5477
5478         after: function() {
5479                 return this.domManip( arguments, function( elem ) {
5480                         if ( this.parentNode ) {
5481                                 this.parentNode.insertBefore( elem, this.nextSibling );
5482                         }
5483                 });
5484         },
5485
5486         // keepData is for internal use only--do not document
5487         remove: function( selector, keepData ) {
5488                 var elem,
5489                         elems = selector ? jQuery.filter( selector, this ) : this,
5490                         i = 0;
5491
5492                 for ( ; (elem = elems[i]) != null; i++ ) {
5493                         if ( !keepData && elem.nodeType === 1 ) {
5494                                 jQuery.cleanData( getAll( elem ) );
5495                         }
5496
5497                         if ( elem.parentNode ) {
5498                                 if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
5499                                         setGlobalEval( getAll( elem, "script" ) );
5500                                 }
5501                                 elem.parentNode.removeChild( elem );
5502                         }
5503                 }
5504
5505                 return this;
5506         },
5507
5508         empty: function() {
5509                 var elem,
5510                         i = 0;
5511
5512                 for ( ; (elem = this[i]) != null; i++ ) {
5513                         if ( elem.nodeType === 1 ) {
5514
5515                                 // Prevent memory leaks
5516                                 jQuery.cleanData( getAll( elem, false ) );
5517
5518                                 // Remove any remaining nodes
5519                                 elem.textContent = "";
5520                         }
5521                 }
5522
5523                 return this;
5524         },
5525
5526         clone: function( dataAndEvents, deepDataAndEvents ) {
5527                 dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
5528                 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
5529
5530                 return this.map( function () {
5531                         return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
5532                 });
5533         },
5534
5535         html: function( value ) {
5536                 return jQuery.access( this, function( value ) {
5537                         var elem = this[ 0 ] || {},
5538                                 i = 0,
5539                                 l = this.length;
5540
5541                         if ( value === undefined && elem.nodeType === 1 ) {
5542                                 return elem.innerHTML;
5543                         }
5544
5545                         // See if we can take a shortcut and just use innerHTML
5546                         if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
5547                                 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
5548
5549                                 value = value.replace( rxhtmlTag, "<$1></$2>" );
5550
5551                                 try {
5552                                         for ( ; i < l; i++ ) {
5553                                                 elem = this[ i ] || {};
5554
5555                                                 // Remove element nodes and prevent memory leaks
5556                                                 if ( elem.nodeType === 1 ) {
5557                                                         jQuery.cleanData( getAll( elem, false ) );
5558                                                         elem.innerHTML = value;
5559                                                 }
5560                                         }
5561
5562                                         elem = 0;
5563
5564                                 // If using innerHTML throws an exception, use the fallback method
5565                                 } catch( e ) {}
5566                         }
5567
5568                         if ( elem ) {
5569                                 this.empty().append( value );
5570                         }
5571                 }, null, value, arguments.length );
5572         },
5573
5574         replaceWith: function() {
5575                 var
5576                         // Snapshot the DOM in case .domManip sweeps something relevant into its fragment
5577                         args = jQuery.map( this, function( elem ) {
5578                                 return [ elem.nextSibling, elem.parentNode ];
5579                         }),
5580                         i = 0;
5581
5582                 // Make the changes, replacing each context element with the new content
5583                 this.domManip( arguments, function( elem ) {
5584                         var next = args[ i++ ],
5585                                 parent = args[ i++ ];
5586
5587                         if ( parent ) {
5588                                 // Don't use the snapshot next if it has moved (#13810)
5589                                 if ( next && next.parentNode !== parent ) {
5590                                         next = this.nextSibling;
5591                                 }
5592                                 jQuery( this ).remove();
5593                                 parent.insertBefore( elem, next );
5594                         }
5595                 // Allow new content to include elements from the context set
5596                 }, true );
5597
5598                 // Force removal if there was no new content (e.g., from empty arguments)
5599                 return i ? this : this.remove();
5600         },
5601
5602         detach: function( selector ) {
5603                 return this.remove( selector, true );
5604         },
5605
5606         domManip: function( args, callback, allowIntersection ) {
5607
5608                 // Flatten any nested arrays
5609                 args = core_concat.apply( [], args );
5610
5611                 var fragment, first, scripts, hasScripts, node, doc,
5612                         i = 0,
5613                         l = this.length,
5614                         set = this,
5615                         iNoClone = l - 1,
5616                         value = args[ 0 ],
5617                         isFunction = jQuery.isFunction( value );
5618
5619                 // We can't cloneNode fragments that contain checked, in WebKit
5620                 if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
5621                         return this.each(function( index ) {
5622                                 var self = set.eq( index );
5623                                 if ( isFunction ) {
5624                                         args[ 0 ] = value.call( this, index, self.html() );
5625                                 }
5626                                 self.domManip( args, callback, allowIntersection );
5627                         });
5628                 }
5629
5630                 if ( l ) {
5631                         fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this );
5632                         first = fragment.firstChild;
5633
5634                         if ( fragment.childNodes.length === 1 ) {
5635                                 fragment = first;
5636                         }
5637
5638                         if ( first ) {
5639                                 scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
5640                                 hasScripts = scripts.length;
5641
5642                                 // Use the original fragment for the last item instead of the first because it can end up
5643                                 // being emptied incorrectly in certain situations (#8070).
5644                                 for ( ; i < l; i++ ) {
5645                                         node = fragment;
5646
5647                                         if ( i !== iNoClone ) {
5648                                                 node = jQuery.clone( node, true, true );
5649
5650                                                 // Keep references to cloned scripts for later restoration
5651                                                 if ( hasScripts ) {
5652                                                         // Support: QtWebKit
5653                                                         // jQuery.merge because core_push.apply(_, arraylike) throws
5654                                                         jQuery.merge( scripts, getAll( node, "script" ) );
5655                                                 }
5656                                         }
5657
5658                                         callback.call( this[ i ], node, i );
5659                                 }
5660
5661                                 if ( hasScripts ) {
5662                                         doc = scripts[ scripts.length - 1 ].ownerDocument;
5663
5664                                         // Reenable scripts
5665                                         jQuery.map( scripts, restoreScript );
5666
5667                                         // Evaluate executable scripts on first document insertion
5668                                         for ( i = 0; i < hasScripts; i++ ) {
5669                                                 node = scripts[ i ];
5670                                                 if ( rscriptType.test( node.type || "" ) &&
5671                                                         !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
5672
5673                                                         if ( node.src ) {
5674                                                                 // Hope ajax is available...
5675                                                                 jQuery._evalUrl( node.src );
5676                                                         } else {
5677                                                                 jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
5678                                                         }
5679                                                 }
5680                                         }
5681                                 }
5682                         }
5683                 }
5684
5685                 return this;
5686         }
5687 });
5688
5689 jQuery.each({
5690         appendTo: "append",
5691         prependTo: "prepend",
5692         insertBefore: "before",
5693         insertAfter: "after",
5694         replaceAll: "replaceWith"
5695 }, function( name, original ) {
5696         jQuery.fn[ name ] = function( selector ) {
5697                 var elems,
5698                         ret = [],
5699                         insert = jQuery( selector ),
5700                         last = insert.length - 1,
5701                         i = 0;
5702
5703                 for ( ; i <= last; i++ ) {
5704                         elems = i === last ? this : this.clone( true );
5705                         jQuery( insert[ i ] )[ original ]( elems );
5706
5707                         // Support: QtWebKit
5708                         // .get() because core_push.apply(_, arraylike) throws
5709                         core_push.apply( ret, elems.get() );
5710                 }
5711
5712                 return this.pushStack( ret );
5713         };
5714 });
5715
5716 jQuery.extend({
5717         clone: function( elem, dataAndEvents, deepDataAndEvents ) {
5718                 var i, l, srcElements, destElements,
5719                         clone = elem.cloneNode( true ),
5720                         inPage = jQuery.contains( elem.ownerDocument, elem );
5721
5722                 // Support: IE >= 9
5723                 // Fix Cloning issues
5724                 if ( !jQuery.support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) {
5725
5726                         // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
5727                         destElements = getAll( clone );
5728                         srcElements = getAll( elem );
5729
5730                         for ( i = 0, l = srcElements.length; i < l; i++ ) {
5731                                 fixInput( srcElements[ i ], destElements[ i ] );
5732                         }
5733                 }
5734
5735                 // Copy the events from the original to the clone
5736                 if ( dataAndEvents ) {
5737                         if ( deepDataAndEvents ) {
5738                                 srcElements = srcElements || getAll( elem );
5739                                 destElements = destElements || getAll( clone );
5740
5741                                 for ( i = 0, l = srcElements.length; i < l; i++ ) {
5742                                         cloneCopyEvent( srcElements[ i ], destElements[ i ] );
5743                                 }
5744                         } else {
5745                                 cloneCopyEvent( elem, clone );
5746                         }
5747                 }
5748
5749                 // Preserve script evaluation history
5750                 destElements = getAll( clone, "script" );
5751                 if ( destElements.length > 0 ) {
5752                         setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
5753                 }
5754
5755                 // Return the cloned set
5756                 return clone;
5757         },
5758
5759         buildFragment: function( elems, context, scripts, selection ) {
5760                 var elem, tmp, tag, wrap, contains, j,
5761                         i = 0,
5762                         l = elems.length,
5763                         fragment = context.createDocumentFragment(),
5764                         nodes = [];
5765
5766                 for ( ; i < l; i++ ) {
5767                         elem = elems[ i ];
5768
5769                         if ( elem || elem === 0 ) {
5770
5771                                 // Add nodes directly
5772                                 if ( jQuery.type( elem ) === "object" ) {
5773                                         // Support: QtWebKit
5774                                         // jQuery.merge because core_push.apply(_, arraylike) throws
5775                                         jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
5776
5777                                 // Convert non-html into a text node
5778                                 } else if ( !rhtml.test( elem ) ) {
5779                                         nodes.push( context.createTextNode( elem ) );
5780
5781                                 // Convert html into DOM nodes
5782                                 } else {
5783                                         tmp = tmp || fragment.appendChild( context.createElement("div") );
5784
5785                                         // Deserialize a standard representation
5786                                         tag = ( rtagName.exec( elem ) || ["", ""] )[ 1 ].toLowerCase();
5787                                         wrap = wrapMap[ tag ] || wrapMap._default;
5788                                         tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[ 2 ];
5789
5790                                         // Descend through wrappers to the right content
5791                                         j = wrap[ 0 ];
5792                                         while ( j-- ) {
5793                                                 tmp = tmp.lastChild;
5794                                         }
5795
5796                                         // Support: QtWebKit
5797                                         // jQuery.merge because core_push.apply(_, arraylike) throws
5798                                         jQuery.merge( nodes, tmp.childNodes );
5799
5800                                         // Remember the top-level container
5801                                         tmp = fragment.firstChild;
5802
5803                                         // Fixes #12346
5804                                         // Support: Webkit, IE
5805                                         tmp.textContent = "";
5806                                 }
5807                         }
5808                 }
5809
5810                 // Remove wrapper from fragment
5811                 fragment.textContent = "";
5812
5813                 i = 0;
5814                 while ( (elem = nodes[ i++ ]) ) {
5815
5816                         // #4087 - If origin and destination elements are the same, and this is
5817                         // that element, do not do anything
5818                         if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
5819                                 continue;
5820                         }
5821
5822                         contains = jQuery.contains( elem.ownerDocument, elem );
5823
5824                         // Append to fragment
5825                         tmp = getAll( fragment.appendChild( elem ), "script" );
5826
5827                         // Preserve script evaluation history
5828                         if ( contains ) {
5829                                 setGlobalEval( tmp );
5830                         }
5831
5832                         // Capture executables
5833                         if ( scripts ) {
5834                                 j = 0;
5835                                 while ( (elem = tmp[ j++ ]) ) {
5836                                         if ( rscriptType.test( elem.type || "" ) ) {
5837                                                 scripts.push( elem );
5838                                         }
5839                                 }
5840                         }
5841                 }
5842
5843                 return fragment;
5844         },
5845
5846         cleanData: function( elems ) {
5847                 var data, elem, events, type, key, j,
5848                         special = jQuery.event.special,
5849                         i = 0;
5850
5851                 for ( ; (elem = elems[ i ]) !== undefined; i++ ) {
5852                         if ( Data.accepts( elem ) ) {
5853                                 key = elem[ data_priv.expando ];
5854
5855                                 if ( key && (data = data_priv.cache[ key ]) ) {
5856                                         events = Object.keys( data.events || {} );
5857                                         if ( events.length ) {
5858                                                 for ( j = 0; (type = events[j]) !== undefined; j++ ) {
5859                                                         if ( special[ type ] ) {
5860                                                                 jQuery.event.remove( elem, type );
5861
5862                                                         // This is a shortcut to avoid jQuery.event.remove's overhead
5863                                                         } else {
5864                                                                 jQuery.removeEvent( elem, type, data.handle );
5865                                                         }
5866                                                 }
5867                                         }
5868                                         if ( data_priv.cache[ key ] ) {
5869                                                 // Discard any remaining `private` data
5870                                                 delete data_priv.cache[ key ];
5871                                         }
5872                                 }
5873                         }
5874                         // Discard any remaining `user` data
5875                         delete data_user.cache[ elem[ data_user.expando ] ];
5876                 }
5877         },
5878
5879         _evalUrl: function( url ) {
5880                 return jQuery.ajax({
5881                         url: url,
5882                         type: "GET",
5883                         dataType: "script",
5884                         async: false,
5885                         global: false,
5886                         "throws": true
5887                 });
5888         }
5889 });
5890
5891 // Support: 1.x compatibility
5892 // Manipulating tables requires a tbody
5893 function manipulationTarget( elem, content ) {
5894         return jQuery.nodeName( elem, "table" ) &&
5895                 jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?
5896
5897                 elem.getElementsByTagName("tbody")[0] ||
5898                         elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
5899                 elem;
5900 }
5901
5902 // Replace/restore the type attribute of script elements for safe DOM manipulation
5903 function disableScript( elem ) {
5904         elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type;
5905         return elem;
5906 }
5907 function restoreScript( elem ) {
5908         var match = rscriptTypeMasked.exec( elem.type );
5909
5910         if ( match ) {
5911                 elem.type = match[ 1 ];
5912         } else {
5913                 elem.removeAttribute("type");
5914         }
5915
5916         return elem;
5917 }
5918
5919 // Mark scripts as having already been evaluated
5920 function setGlobalEval( elems, refElements ) {
5921         var l = elems.length,
5922                 i = 0;
5923
5924         for ( ; i < l; i++ ) {
5925                 data_priv.set(
5926                         elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" )
5927                 );
5928         }
5929 }
5930
5931 function cloneCopyEvent( src, dest ) {
5932         var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
5933
5934         if ( dest.nodeType !== 1 ) {
5935                 return;
5936         }
5937
5938         // 1. Copy private data: events, handlers, etc.
5939         if ( data_priv.hasData( src ) ) {
5940                 pdataOld = data_priv.access( src );
5941                 pdataCur = data_priv.set( dest, pdataOld );
5942                 events = pdataOld.events;
5943
5944                 if ( events ) {
5945                         delete pdataCur.handle;
5946                         pdataCur.events = {};
5947
5948                         for ( type in events ) {
5949                                 for ( i = 0, l = events[ type ].length; i < l; i++ ) {
5950                                         jQuery.event.add( dest, type, events[ type ][ i ] );
5951                                 }
5952                         }
5953                 }
5954         }
5955
5956         // 2. Copy user data
5957         if ( data_user.hasData( src ) ) {
5958                 udataOld = data_user.access( src );
5959                 udataCur = jQuery.extend( {}, udataOld );
5960
5961                 data_user.set( dest, udataCur );
5962         }
5963 }
5964
5965
5966 function getAll( context, tag ) {
5967         var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) :
5968                         context.querySelectorAll ? context.querySelectorAll( tag || "*" ) :
5969                         [];
5970
5971         return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
5972                 jQuery.merge( [ context ], ret ) :
5973                 ret;
5974 }
5975
5976 // Support: IE >= 9
5977 function fixInput( src, dest ) {
5978         var nodeName = dest.nodeName.toLowerCase();
5979
5980         // Fails to persist the checked state of a cloned checkbox or radio button.
5981         if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
5982                 dest.checked = src.checked;
5983
5984         // Fails to return the selected option to the default selected state when cloning options
5985         } else if ( nodeName === "input" || nodeName === "textarea" ) {
5986                 dest.defaultValue = src.defaultValue;
5987         }
5988 }
5989 jQuery.fn.extend({
5990         wrapAll: function( html ) {
5991                 var wrap;
5992
5993                 if ( jQuery.isFunction( html ) ) {
5994                         return this.each(function( i ) {
5995                                 jQuery( this ).wrapAll( html.call(this, i) );
5996                         });
5997                 }
5998
5999                 if ( this[ 0 ] ) {
6000
6001                         // The elements to wrap the target around
6002                         wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
6003
6004                         if ( this[ 0 ].parentNode ) {
6005                                 wrap.insertBefore( this[ 0 ] );
6006                         }
6007
6008                         wrap.map(function() {
6009                                 var elem = this;
6010
6011                                 while ( elem.firstElementChild ) {
6012                                         elem = elem.firstElementChild;
6013                                 }
6014
6015                                 return elem;
6016                         }).append( this );
6017                 }
6018
6019                 return this;
6020         },
6021
6022         wrapInner: function( html ) {
6023                 if ( jQuery.isFunction( html ) ) {
6024                         return this.each(function( i ) {
6025                                 jQuery( this ).wrapInner( html.call(this, i) );
6026                         });
6027                 }
6028
6029                 return this.each(function() {
6030                         var self = jQuery( this ),
6031                                 contents = self.contents();
6032
6033                         if ( contents.length ) {
6034                                 contents.wrapAll( html );
6035
6036                         } else {
6037                                 self.append( html );
6038                         }
6039                 });
6040         },
6041
6042         wrap: function( html ) {
6043                 var isFunction = jQuery.isFunction( html );
6044
6045                 return this.each(function( i ) {
6046                         jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
6047                 });
6048         },
6049
6050         unwrap: function() {
6051                 return this.parent().each(function() {
6052                         if ( !jQuery.nodeName( this, "body" ) ) {
6053                                 jQuery( this ).replaceWith( this.childNodes );
6054                         }
6055                 }).end();
6056         }
6057 });
6058 var curCSS, iframe,
6059         // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
6060         // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6061         rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6062         rmargin = /^margin/,
6063         rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
6064         rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
6065         rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
6066         elemdisplay = { BODY: "block" },
6067
6068         cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6069         cssNormalTransform = {
6070                 letterSpacing: 0,
6071                 fontWeight: 400
6072         },
6073
6074         cssExpand = [ "Top", "Right", "Bottom", "Left" ],
6075         cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
6076
6077 // return a css property mapped to a potentially vendor prefixed property
6078 function vendorPropName( style, name ) {
6079
6080         // shortcut for names that are not vendor prefixed
6081         if ( name in style ) {
6082                 return name;
6083         }
6084
6085         // check for vendor prefixed names
6086         var capName = name.charAt(0).toUpperCase() + name.slice(1),
6087                 origName = name,
6088                 i = cssPrefixes.length;
6089
6090         while ( i-- ) {
6091                 name = cssPrefixes[ i ] + capName;
6092                 if ( name in style ) {
6093                         return name;
6094                 }
6095         }
6096
6097         return origName;
6098 }
6099
6100 function isHidden( elem, el ) {
6101         // isHidden might be called from jQuery#filter function;
6102         // in that case, element will be second argument
6103         elem = el || elem;
6104         return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
6105 }
6106
6107 // NOTE: we've included the "window" in window.getComputedStyle
6108 // because jsdom on node.js will break without it.
6109 function getStyles( elem ) {
6110         return window.getComputedStyle( elem, null );
6111 }
6112
6113 function showHide( elements, show ) {
6114         var display, elem, hidden,
6115                 values = [],
6116                 index = 0,
6117                 length = elements.length;
6118
6119         for ( ; index < length; index++ ) {
6120                 elem = elements[ index ];
6121                 if ( !elem.style ) {
6122                         continue;
6123                 }
6124
6125                 values[ index ] = data_priv.get( elem, "olddisplay" );
6126                 display = elem.style.display;
6127                 if ( show ) {
6128                         // Reset the inline display of this element to learn if it is
6129                         // being hidden by cascaded rules or not
6130                         if ( !values[ index ] && display === "none" ) {
6131                                 elem.style.display = "";
6132                         }
6133
6134                         // Set elements which have been overridden with display: none
6135                         // in a stylesheet to whatever the default browser style is
6136                         // for such an element
6137                         if ( elem.style.display === "" && isHidden( elem ) ) {
6138                                 values[ index ] = data_priv.access( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
6139                         }
6140                 } else {
6141
6142                         if ( !values[ index ] ) {
6143                                 hidden = isHidden( elem );
6144
6145                                 if ( display && display !== "none" || !hidden ) {
6146                                         data_priv.set( elem, "olddisplay", hidden ? display : jQuery.css(elem, "display") );
6147                                 }
6148                         }
6149                 }
6150         }
6151
6152         // Set the display of most of the elements in a second loop
6153         // to avoid the constant reflow
6154         for ( index = 0; index < length; index++ ) {
6155                 elem = elements[ index ];
6156                 if ( !elem.style ) {
6157                         continue;
6158                 }
6159                 if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
6160                         elem.style.display = show ? values[ index ] || "" : "none";
6161                 }
6162         }
6163
6164         return elements;
6165 }
6166
6167 jQuery.fn.extend({
6168         css: function( name, value ) {
6169                 return jQuery.access( this, function( elem, name, value ) {
6170                         var styles, len,
6171                                 map = {},
6172                                 i = 0;
6173
6174                         if ( jQuery.isArray( name ) ) {
6175                                 styles = getStyles( elem );
6176                                 len = name.length;
6177
6178                                 for ( ; i < len; i++ ) {
6179                                         map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6180                                 }
6181
6182                                 return map;
6183                         }
6184
6185                         return value !== undefined ?
6186                                 jQuery.style( elem, name, value ) :
6187                                 jQuery.css( elem, name );
6188                 }, name, value, arguments.length > 1 );
6189         },
6190         show: function() {
6191                 return showHide( this, true );
6192         },
6193         hide: function() {
6194                 return showHide( this );
6195         },
6196         toggle: function( state ) {
6197                 if ( typeof state === "boolean" ) {
6198                         return state ? this.show() : this.hide();
6199                 }
6200
6201                 return this.each(function() {
6202                         if ( isHidden( this ) ) {
6203                                 jQuery( this ).show();
6204                         } else {
6205                                 jQuery( this ).hide();
6206                         }
6207                 });
6208         }
6209 });
6210
6211 jQuery.extend({
6212         // Add in style property hooks for overriding the default
6213         // behavior of getting and setting a style property
6214         cssHooks: {
6215                 opacity: {
6216                         get: function( elem, computed ) {
6217                                 if ( computed ) {
6218                                         // We should always get a number back from opacity
6219                                         var ret = curCSS( elem, "opacity" );
6220                                         return ret === "" ? "1" : ret;
6221                                 }
6222                         }
6223                 }
6224         },
6225
6226         // Don't automatically add "px" to these possibly-unitless properties
6227         cssNumber: {
6228                 "columnCount": true,
6229                 "fillOpacity": true,
6230                 "fontWeight": true,
6231                 "lineHeight": true,
6232                 "opacity": true,
6233                 "order": true,
6234                 "orphans": true,
6235                 "widows": true,
6236                 "zIndex": true,
6237                 "zoom": true
6238         },
6239
6240         // Add in properties whose names you wish to fix before
6241         // setting or getting the value
6242         cssProps: {
6243                 // normalize float css property
6244                 "float": "cssFloat"
6245         },
6246
6247         // Get and set the style property on a DOM Node
6248         style: function( elem, name, value, extra ) {
6249                 // Don't set styles on text and comment nodes
6250                 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6251                         return;
6252                 }
6253
6254                 // Make sure that we're working with the right name
6255                 var ret, type, hooks,
6256                         origName = jQuery.camelCase( name ),
6257                         style = elem.style;
6258
6259                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
6260
6261                 // gets hook for the prefixed version
6262                 // followed by the unprefixed version
6263                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6264
6265                 // Check if we're setting a value
6266                 if ( value !== undefined ) {
6267                         type = typeof value;
6268
6269                         // convert relative number strings (+= or -=) to relative numbers. #7345
6270                         if ( type === "string" && (ret = rrelNum.exec( value )) ) {
6271                                 value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
6272                                 // Fixes bug #9237
6273                                 type = "number";
6274                         }
6275
6276                         // Make sure that NaN and null values aren't set. See: #7116
6277                         if ( value == null || type === "number" && isNaN( value ) ) {
6278                                 return;
6279                         }
6280
6281                         // If a number was passed in, add 'px' to the (except for certain CSS properties)
6282                         if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
6283                                 value += "px";
6284                         }
6285
6286                         // Fixes #8908, it can be done more correctly by specifying setters in cssHooks,
6287                         // but it would mean to define eight (for every problematic property) identical functions
6288                         if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
6289                                 style[ name ] = "inherit";
6290                         }
6291
6292                         // If a hook was provided, use that value, otherwise just set the specified value
6293                         if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
6294                                 style[ name ] = value;
6295                         }
6296
6297                 } else {
6298                         // If a hook was provided get the non-computed value from there
6299                         if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
6300                                 return ret;
6301                         }
6302
6303                         // Otherwise just get the value from the style object
6304                         return style[ name ];
6305                 }
6306         },
6307
6308         css: function( elem, name, extra, styles ) {
6309                 var val, num, hooks,
6310                         origName = jQuery.camelCase( name );
6311
6312                 // Make sure that we're working with the right name
6313                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
6314
6315                 // gets hook for the prefixed version
6316                 // followed by the unprefixed version
6317                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6318
6319                 // If a hook was provided get the computed value from there
6320                 if ( hooks && "get" in hooks ) {
6321                         val = hooks.get( elem, true, extra );
6322                 }
6323
6324                 // Otherwise, if a way to get the computed value exists, use that
6325                 if ( val === undefined ) {
6326                         val = curCSS( elem, name, styles );
6327                 }
6328
6329                 //convert "normal" to computed value
6330                 if ( val === "normal" && name in cssNormalTransform ) {
6331                         val = cssNormalTransform[ name ];
6332                 }
6333
6334                 // Return, converting to number if forced or a qualifier was provided and val looks numeric
6335                 if ( extra === "" || extra ) {
6336                         num = parseFloat( val );
6337                         return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
6338                 }
6339                 return val;
6340         }
6341 });
6342
6343 curCSS = function( elem, name, _computed ) {
6344         var width, minWidth, maxWidth,
6345                 computed = _computed || getStyles( elem ),
6346
6347                 // Support: IE9
6348                 // getPropertyValue is only needed for .css('filter') in IE9, see #12537
6349                 ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
6350                 style = elem.style;
6351
6352         if ( computed ) {
6353
6354                 if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
6355                         ret = jQuery.style( elem, name );
6356                 }
6357
6358                 // Support: Safari 5.1
6359                 // A tribute to the "awesome hack by Dean Edwards"
6360                 // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
6361                 // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
6362                 if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
6363
6364                         // Remember the original values
6365                         width = style.width;
6366                         minWidth = style.minWidth;
6367                         maxWidth = style.maxWidth;
6368
6369                         // Put in the new values to get a computed value out
6370                         style.minWidth = style.maxWidth = style.width = ret;
6371                         ret = computed.width;
6372
6373                         // Revert the changed values
6374                         style.width = width;
6375                         style.minWidth = minWidth;
6376                         style.maxWidth = maxWidth;
6377                 }
6378         }
6379
6380         return ret;
6381 };
6382
6383
6384 function setPositiveNumber( elem, value, subtract ) {
6385         var matches = rnumsplit.exec( value );
6386         return matches ?
6387                 // Guard against undefined "subtract", e.g., when used as in cssHooks
6388                 Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
6389                 value;
6390 }
6391
6392 function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
6393         var i = extra === ( isBorderBox ? "border" : "content" ) ?
6394                 // If we already have the right measurement, avoid augmentation
6395                 4 :
6396                 // Otherwise initialize for horizontal or vertical properties
6397                 name === "width" ? 1 : 0,
6398
6399                 val = 0;
6400
6401         for ( ; i < 4; i += 2 ) {
6402                 // both box models exclude margin, so add it if we want it
6403                 if ( extra === "margin" ) {
6404                         val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
6405                 }
6406
6407                 if ( isBorderBox ) {
6408                         // border-box includes padding, so remove it if we want content
6409                         if ( extra === "content" ) {
6410                                 val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6411                         }
6412
6413                         // at this point, extra isn't border nor margin, so remove border
6414                         if ( extra !== "margin" ) {
6415                                 val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6416                         }
6417                 } else {
6418                         // at this point, extra isn't content, so add padding
6419                         val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6420
6421                         // at this point, extra isn't content nor padding, so add border
6422                         if ( extra !== "padding" ) {
6423                                 val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6424                         }
6425                 }
6426         }
6427
6428         return val;
6429 }
6430
6431 function getWidthOrHeight( elem, name, extra ) {
6432
6433         // Start with offset property, which is equivalent to the border-box value
6434         var valueIsBorderBox = true,
6435                 val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
6436                 styles = getStyles( elem ),
6437                 isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
6438
6439         // some non-html elements return undefined for offsetWidth, so check for null/undefined
6440         // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
6441         // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
6442         if ( val <= 0 || val == null ) {
6443                 // Fall back to computed then uncomputed css if necessary
6444                 val = curCSS( elem, name, styles );
6445                 if ( val < 0 || val == null ) {
6446                         val = elem.style[ name ];
6447                 }
6448
6449                 // Computed unit is not pixels. Stop here and return.
6450                 if ( rnumnonpx.test(val) ) {
6451                         return val;
6452                 }
6453
6454                 // we need the check for style in case a browser which returns unreliable values
6455                 // for getComputedStyle silently falls back to the reliable elem.style
6456                 valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );
6457
6458                 // Normalize "", auto, and prepare for extra
6459                 val = parseFloat( val ) || 0;
6460         }
6461
6462         // use the active box-sizing model to add/subtract irrelevant styles
6463         return ( val +
6464                 augmentWidthOrHeight(
6465                         elem,
6466                         name,
6467                         extra || ( isBorderBox ? "border" : "content" ),
6468                         valueIsBorderBox,
6469                         styles
6470                 )
6471         ) + "px";
6472 }
6473
6474 // Try to determine the default display value of an element
6475 function css_defaultDisplay( nodeName ) {
6476         var doc = document,
6477                 display = elemdisplay[ nodeName ];
6478
6479         if ( !display ) {
6480                 display = actualDisplay( nodeName, doc );
6481
6482                 // If the simple way fails, read from inside an iframe
6483                 if ( display === "none" || !display ) {
6484                         // Use the already-created iframe if possible
6485                         iframe = ( iframe ||
6486                                 jQuery("<iframe frameborder='0' width='0' height='0'/>")
6487                                 .css( "cssText", "display:block !important" )
6488                         ).appendTo( doc.documentElement );
6489
6490                         // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
6491                         doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
6492                         doc.write("<!doctype html><html><body>");
6493                         doc.close();
6494
6495                         display = actualDisplay( nodeName, doc );
6496                         iframe.detach();
6497                 }
6498
6499                 // Store the correct default display
6500                 elemdisplay[ nodeName ] = display;
6501         }
6502
6503         return display;
6504 }
6505
6506 // Called ONLY from within css_defaultDisplay
6507 function actualDisplay( name, doc ) {
6508         var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
6509                 display = jQuery.css( elem[0], "display" );
6510         elem.remove();
6511         return display;
6512 }
6513
6514 jQuery.each([ "height", "width" ], function( i, name ) {
6515         jQuery.cssHooks[ name ] = {
6516                 get: function( elem, computed, extra ) {
6517                         if ( computed ) {
6518                                 // certain elements can have dimension info if we invisibly show them
6519                                 // however, it must have a current display style that would benefit from this
6520                                 return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
6521                                         jQuery.swap( elem, cssShow, function() {
6522                                                 return getWidthOrHeight( elem, name, extra );
6523                                         }) :
6524                                         getWidthOrHeight( elem, name, extra );
6525                         }
6526                 },
6527
6528                 set: function( elem, value, extra ) {
6529                         var styles = extra && getStyles( elem );
6530                         return setPositiveNumber( elem, value, extra ?
6531                                 augmentWidthOrHeight(
6532                                         elem,
6533                                         name,
6534                                         extra,
6535                                         jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6536                                         styles
6537                                 ) : 0
6538                         );
6539                 }
6540         };
6541 });
6542
6543 // These hooks cannot be added until DOM ready because the support test
6544 // for it is not run until after DOM ready
6545 jQuery(function() {
6546         // Support: Android 2.3
6547         if ( !jQuery.support.reliableMarginRight ) {
6548                 jQuery.cssHooks.marginRight = {
6549                         get: function( elem, computed ) {
6550                                 if ( computed ) {
6551                                         // Support: Android 2.3
6552                                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
6553                                         // Work around by temporarily setting element display to inline-block
6554                                         return jQuery.swap( elem, { "display": "inline-block" },
6555                                                 curCSS, [ elem, "marginRight" ] );
6556                                 }
6557                         }
6558                 };
6559         }
6560
6561         // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
6562         // getComputedStyle returns percent when specified for top/left/bottom/right
6563         // rather than make the css module depend on the offset module, we just check for it here
6564         if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
6565                 jQuery.each( [ "top", "left" ], function( i, prop ) {
6566                         jQuery.cssHooks[ prop ] = {
6567                                 get: function( elem, computed ) {
6568                                         if ( computed ) {
6569                                                 computed = curCSS( elem, prop );
6570                                                 // if curCSS returns percentage, fallback to offset
6571                                                 return rnumnonpx.test( computed ) ?
6572                                                         jQuery( elem ).position()[ prop ] + "px" :
6573                                                         computed;
6574                                         }
6575                                 }
6576                         };
6577                 });
6578         }
6579
6580 });
6581
6582 if ( jQuery.expr && jQuery.expr.filters ) {
6583         jQuery.expr.filters.hidden = function( elem ) {
6584                 // Support: Opera <= 12.12
6585                 // Opera reports offsetWidths and offsetHeights less than zero on some elements
6586                 return elem.offsetWidth <= 0 && elem.offsetHeight <= 0;
6587         };
6588
6589         jQuery.expr.filters.visible = function( elem ) {
6590                 return !jQuery.expr.filters.hidden( elem );
6591         };
6592 }
6593
6594 // These hooks are used by animate to expand properties
6595 jQuery.each({
6596         margin: "",
6597         padding: "",
6598         border: "Width"
6599 }, function( prefix, suffix ) {
6600         jQuery.cssHooks[ prefix + suffix ] = {
6601                 expand: function( value ) {
6602                         var i = 0,
6603                                 expanded = {},
6604
6605                                 // assumes a single number if not a string
6606                                 parts = typeof value === "string" ? value.split(" ") : [ value ];
6607
6608                         for ( ; i < 4; i++ ) {
6609                                 expanded[ prefix + cssExpand[ i ] + suffix ] =
6610                                         parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
6611                         }
6612
6613                         return expanded;
6614                 }
6615         };
6616
6617         if ( !rmargin.test( prefix ) ) {
6618                 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
6619         }
6620 });
6621 var r20 = /%20/g,
6622         rbracket = /\[\]$/,
6623         rCRLF = /\r?\n/g,
6624         rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
6625         rsubmittable = /^(?:input|select|textarea|keygen)/i;
6626
6627 jQuery.fn.extend({
6628         serialize: function() {
6629                 return jQuery.param( this.serializeArray() );
6630         },
6631         serializeArray: function() {
6632                 return this.map(function(){
6633                         // Can add propHook for "elements" to filter or add form elements
6634                         var elements = jQuery.prop( this, "elements" );
6635                         return elements ? jQuery.makeArray( elements ) : this;
6636                 })
6637                 .filter(function(){
6638                         var type = this.type;
6639                         // Use .is(":disabled") so that fieldset[disabled] works
6640                         return this.name && !jQuery( this ).is( ":disabled" ) &&
6641                                 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
6642                                 ( this.checked || !manipulation_rcheckableType.test( type ) );
6643                 })
6644                 .map(function( i, elem ){
6645                         var val = jQuery( this ).val();
6646
6647                         return val == null ?
6648                                 null :
6649                                 jQuery.isArray( val ) ?
6650                                         jQuery.map( val, function( val ){
6651                                                 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
6652                                         }) :
6653                                         { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
6654                 }).get();
6655         }
6656 });
6657
6658 //Serialize an array of form elements or a set of
6659 //key/values into a query string
6660 jQuery.param = function( a, traditional ) {
6661         var prefix,
6662                 s = [],
6663                 add = function( key, value ) {
6664                         // If value is a function, invoke it and return its value
6665                         value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
6666                         s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
6667                 };
6668
6669         // Set traditional to true for jQuery <= 1.3.2 behavior.
6670         if ( traditional === undefined ) {
6671                 traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
6672         }
6673
6674         // If an array was passed in, assume that it is an array of form elements.
6675         if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
6676                 // Serialize the form elements
6677                 jQuery.each( a, function() {
6678                         add( this.name, this.value );
6679                 });
6680
6681         } else {
6682                 // If traditional, encode the "old" way (the way 1.3.2 or older
6683                 // did it), otherwise encode params recursively.
6684                 for ( prefix in a ) {
6685                         buildParams( prefix, a[ prefix ], traditional, add );
6686                 }
6687         }
6688
6689         // Return the resulting serialization
6690         return s.join( "&" ).replace( r20, "+" );
6691 };
6692
6693 function buildParams( prefix, obj, traditional, add ) {
6694         var name;
6695
6696         if ( jQuery.isArray( obj ) ) {
6697                 // Serialize array item.
6698                 jQuery.each( obj, function( i, v ) {
6699                         if ( traditional || rbracket.test( prefix ) ) {
6700                                 // Treat each array item as a scalar.
6701                                 add( prefix, v );
6702
6703                         } else {
6704                                 // Item is non-scalar (array or object), encode its numeric index.
6705                                 buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
6706                         }
6707                 });
6708
6709         } else if ( !traditional && jQuery.type( obj ) === "object" ) {
6710                 // Serialize object item.
6711                 for ( name in obj ) {
6712                         buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
6713                 }
6714
6715         } else {
6716                 // Serialize scalar item.
6717                 add( prefix, obj );
6718         }
6719 }
6720 jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
6721         "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
6722         "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
6723
6724         // Handle event binding
6725         jQuery.fn[ name ] = function( data, fn ) {
6726                 return arguments.length > 0 ?
6727                         this.on( name, null, data, fn ) :
6728                         this.trigger( name );
6729         };
6730 });
6731
6732 jQuery.fn.extend({
6733         hover: function( fnOver, fnOut ) {
6734                 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
6735         },
6736
6737         bind: function( types, data, fn ) {
6738                 return this.on( types, null, data, fn );
6739         },
6740         unbind: function( types, fn ) {
6741                 return this.off( types, null, fn );
6742         },
6743
6744         delegate: function( selector, types, data, fn ) {
6745                 return this.on( types, selector, data, fn );
6746         },
6747         undelegate: function( selector, types, fn ) {
6748                 // ( namespace ) or ( selector, types [, fn] )
6749                 return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
6750         }
6751 });
6752 var
6753         // Document location
6754         ajaxLocParts,
6755         ajaxLocation,
6756
6757         ajax_nonce = jQuery.now(),
6758
6759         ajax_rquery = /\?/,
6760         rhash = /#.*$/,
6761         rts = /([?&])_=[^&]*/,
6762         rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
6763         // #7653, #8125, #8152: local protocol detection
6764         rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
6765         rnoContent = /^(?:GET|HEAD)$/,
6766         rprotocol = /^\/\//,
6767         rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
6768
6769         // Keep a copy of the old load method
6770         _load = jQuery.fn.load,
6771
6772         /* Prefilters
6773          * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
6774          * 2) These are called:
6775          *    - BEFORE asking for a transport
6776          *    - AFTER param serialization (s.data is a string if s.processData is true)
6777          * 3) key is the dataType
6778          * 4) the catchall symbol "*" can be used
6779          * 5) execution will start with transport dataType and THEN continue down to "*" if needed
6780          */
6781         prefilters = {},
6782
6783         /* Transports bindings
6784          * 1) key is the dataType
6785          * 2) the catchall symbol "*" can be used
6786          * 3) selection will start with transport dataType and THEN go to "*" if needed
6787          */
6788         transports = {},
6789
6790         // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
6791         allTypes = "*/".concat("*");
6792
6793 // #8138, IE may throw an exception when accessing
6794 // a field from window.location if document.domain has been set
6795 try {
6796         ajaxLocation = location.href;
6797 } catch( e ) {
6798         // Use the href attribute of an A element
6799         // since IE will modify it given document.location
6800         ajaxLocation = document.createElement( "a" );
6801         ajaxLocation.href = "";
6802         ajaxLocation = ajaxLocation.href;
6803 }
6804
6805 // Segment location into parts
6806 ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
6807
6808 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
6809 function addToPrefiltersOrTransports( structure ) {
6810
6811         // dataTypeExpression is optional and defaults to "*"
6812         return function( dataTypeExpression, func ) {
6813
6814                 if ( typeof dataTypeExpression !== "string" ) {
6815                         func = dataTypeExpression;
6816                         dataTypeExpression = "*";
6817                 }
6818
6819                 var dataType,
6820                         i = 0,
6821                         dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];
6822
6823                 if ( jQuery.isFunction( func ) ) {
6824                         // For each dataType in the dataTypeExpression
6825                         while ( (dataType = dataTypes[i++]) ) {
6826                                 // Prepend if requested
6827                                 if ( dataType[0] === "+" ) {
6828                                         dataType = dataType.slice( 1 ) || "*";
6829                                         (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
6830
6831                                 // Otherwise append
6832                                 } else {
6833                                         (structure[ dataType ] = structure[ dataType ] || []).push( func );
6834                                 }
6835                         }
6836                 }
6837         };
6838 }
6839
6840 // Base inspection function for prefilters and transports
6841 function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
6842
6843         var inspected = {},
6844                 seekingTransport = ( structure === transports );
6845
6846         function inspect( dataType ) {
6847                 var selected;
6848                 inspected[ dataType ] = true;
6849                 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
6850                         var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
6851                         if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
6852                                 options.dataTypes.unshift( dataTypeOrTransport );
6853                                 inspect( dataTypeOrTransport );
6854                                 return false;
6855                         } else if ( seekingTransport ) {
6856                                 return !( selected = dataTypeOrTransport );
6857                         }
6858                 });
6859                 return selected;
6860         }
6861
6862         return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
6863 }
6864
6865 // A special extend for ajax options
6866 // that takes "flat" options (not to be deep extended)
6867 // Fixes #9887
6868 function ajaxExtend( target, src ) {
6869         var key, deep,
6870                 flatOptions = jQuery.ajaxSettings.flatOptions || {};
6871
6872         for ( key in src ) {
6873                 if ( src[ key ] !== undefined ) {
6874                         ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
6875                 }
6876         }
6877         if ( deep ) {
6878                 jQuery.extend( true, target, deep );
6879         }
6880
6881         return target;
6882 }
6883
6884 jQuery.fn.load = function( url, params, callback ) {
6885         if ( typeof url !== "string" && _load ) {
6886                 return _load.apply( this, arguments );
6887         }
6888
6889         var selector, type, response,
6890                 self = this,
6891                 off = url.indexOf(" ");
6892
6893         if ( off >= 0 ) {
6894                 selector = url.slice( off );
6895                 url = url.slice( 0, off );
6896         }
6897
6898         // If it's a function
6899         if ( jQuery.isFunction( params ) ) {
6900
6901                 // We assume that it's the callback
6902                 callback = params;
6903                 params = undefined;
6904
6905         // Otherwise, build a param string
6906         } else if ( params && typeof params === "object" ) {
6907                 type = "POST";
6908         }
6909
6910         // If we have elements to modify, make the request
6911         if ( self.length > 0 ) {
6912                 jQuery.ajax({
6913                         url: url,
6914
6915                         // if "type" variable is undefined, then "GET" method will be used
6916                         type: type,
6917                         dataType: "html",
6918                         data: params
6919                 }).done(function( responseText ) {
6920
6921                         // Save response for use in complete callback
6922                         response = arguments;
6923
6924                         self.html( selector ?
6925
6926                                 // If a selector was specified, locate the right elements in a dummy div
6927                                 // Exclude scripts to avoid IE 'Permission Denied' errors
6928                                 jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
6929
6930                                 // Otherwise use the full result
6931                                 responseText );
6932
6933                 }).complete( callback && function( jqXHR, status ) {
6934                         self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
6935                 });
6936         }
6937
6938         return this;
6939 };
6940
6941 // Attach a bunch of functions for handling common AJAX events
6942 jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
6943         jQuery.fn[ type ] = function( fn ){
6944                 return this.on( type, fn );
6945         };
6946 });
6947
6948 jQuery.extend({
6949
6950         // Counter for holding the number of active queries
6951         active: 0,
6952
6953         // Last-Modified header cache for next request
6954         lastModified: {},
6955         etag: {},
6956
6957         ajaxSettings: {
6958                 url: ajaxLocation,
6959                 type: "GET",
6960                 isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
6961                 global: true,
6962                 processData: true,
6963                 async: true,
6964                 contentType: "application/x-www-form-urlencoded; charset=UTF-8",
6965                 /*
6966                 timeout: 0,
6967                 data: null,
6968                 dataType: null,
6969                 username: null,
6970                 password: null,
6971                 cache: null,
6972                 throws: false,
6973                 traditional: false,
6974                 headers: {},
6975                 */
6976
6977                 accepts: {
6978                         "*": allTypes,
6979                         text: "text/plain",
6980                         html: "text/html",
6981                         xml: "application/xml, text/xml",
6982                         json: "application/json, text/javascript"
6983                 },
6984
6985                 contents: {
6986                         xml: /xml/,
6987                         html: /html/,
6988                         json: /json/
6989                 },
6990
6991                 responseFields: {
6992                         xml: "responseXML",
6993                         text: "responseText",
6994                         json: "responseJSON"
6995                 },
6996
6997                 // Data converters
6998                 // Keys separate source (or catchall "*") and destination types with a single space
6999                 converters: {
7000
7001                         // Convert anything to text
7002                         "* text": String,
7003
7004                         // Text to html (true = no transformation)
7005                         "text html": true,
7006
7007                         // Evaluate text as a json expression
7008                         "text json": jQuery.parseJSON,
7009
7010                         // Parse text as xml
7011                         "text xml": jQuery.parseXML
7012                 },
7013
7014                 // For options that shouldn't be deep extended:
7015                 // you can add your own custom options here if
7016                 // and when you create one that shouldn't be
7017                 // deep extended (see ajaxExtend)
7018                 flatOptions: {
7019                         url: true,
7020                         context: true
7021                 }
7022         },
7023
7024         // Creates a full fledged settings object into target
7025         // with both ajaxSettings and settings fields.
7026         // If target is omitted, writes into ajaxSettings.
7027         ajaxSetup: function( target, settings ) {
7028                 return settings ?
7029
7030                         // Building a settings object
7031                         ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
7032
7033                         // Extending ajaxSettings
7034                         ajaxExtend( jQuery.ajaxSettings, target );
7035         },
7036
7037         ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
7038         ajaxTransport: addToPrefiltersOrTransports( transports ),
7039
7040         // Main method
7041         ajax: function( url, options ) {
7042
7043                 // If url is an object, simulate pre-1.5 signature
7044                 if ( typeof url === "object" ) {
7045                         options = url;
7046                         url = undefined;
7047                 }
7048
7049                 // Force options to be an object
7050                 options = options || {};
7051
7052                 var transport,
7053                         // URL without anti-cache param
7054                         cacheURL,
7055                         // Response headers
7056                         responseHeadersString,
7057                         responseHeaders,
7058                         // timeout handle
7059                         timeoutTimer,
7060                         // Cross-domain detection vars
7061                         parts,
7062                         // To know if global events are to be dispatched
7063                         fireGlobals,
7064                         // Loop variable
7065                         i,
7066                         // Create the final options object
7067                         s = jQuery.ajaxSetup( {}, options ),
7068                         // Callbacks context
7069                         callbackContext = s.context || s,
7070                         // Context for global events is callbackContext if it is a DOM node or jQuery collection
7071                         globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
7072                                 jQuery( callbackContext ) :
7073                                 jQuery.event,
7074                         // Deferreds
7075                         deferred = jQuery.Deferred(),
7076                         completeDeferred = jQuery.Callbacks("once memory"),
7077                         // Status-dependent callbacks
7078                         statusCode = s.statusCode || {},
7079                         // Headers (they are sent all at once)
7080                         requestHeaders = {},
7081                         requestHeadersNames = {},
7082                         // The jqXHR state
7083                         state = 0,
7084                         // Default abort message
7085                         strAbort = "canceled",
7086                         // Fake xhr
7087                         jqXHR = {
7088                                 readyState: 0,
7089
7090                                 // Builds headers hashtable if needed
7091                                 getResponseHeader: function( key ) {
7092                                         var match;
7093                                         if ( state === 2 ) {
7094                                                 if ( !responseHeaders ) {
7095                                                         responseHeaders = {};
7096                                                         while ( (match = rheaders.exec( responseHeadersString )) ) {
7097                                                                 responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
7098                                                         }
7099                                                 }
7100                                                 match = responseHeaders[ key.toLowerCase() ];
7101                                         }
7102                                         return match == null ? null : match;
7103                                 },
7104
7105                                 // Raw string
7106                                 getAllResponseHeaders: function() {
7107                                         return state === 2 ? responseHeadersString : null;
7108                                 },
7109
7110                                 // Caches the header
7111                                 setRequestHeader: function( name, value ) {
7112                                         var lname = name.toLowerCase();
7113                                         if ( !state ) {
7114                                                 name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
7115                                                 requestHeaders[ name ] = value;
7116                                         }
7117                                         return this;
7118                                 },
7119
7120                                 // Overrides response content-type header
7121                                 overrideMimeType: function( type ) {
7122                                         if ( !state ) {
7123                                                 s.mimeType = type;
7124                                         }
7125                                         return this;
7126                                 },
7127
7128                                 // Status-dependent callbacks
7129                                 statusCode: function( map ) {
7130                                         var code;
7131                                         if ( map ) {
7132                                                 if ( state < 2 ) {
7133                                                         for ( code in map ) {
7134                                                                 // Lazy-add the new callback in a way that preserves old ones
7135                                                                 statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
7136                                                         }
7137                                                 } else {
7138                                                         // Execute the appropriate callbacks
7139                                                         jqXHR.always( map[ jqXHR.status ] );
7140                                                 }
7141                                         }
7142                                         return this;
7143                                 },
7144
7145                                 // Cancel the request
7146                                 abort: function( statusText ) {
7147                                         var finalText = statusText || strAbort;
7148                                         if ( transport ) {
7149                                                 transport.abort( finalText );
7150                                         }
7151                                         done( 0, finalText );
7152                                         return this;
7153                                 }
7154                         };
7155
7156                 // Attach deferreds
7157                 deferred.promise( jqXHR ).complete = completeDeferred.add;
7158                 jqXHR.success = jqXHR.done;
7159                 jqXHR.error = jqXHR.fail;
7160
7161                 // Remove hash character (#7531: and string promotion)
7162                 // Add protocol if not provided (prefilters might expect it)
7163                 // Handle falsy url in the settings object (#10093: consistency with old signature)
7164                 // We also use the url parameter if available
7165                 s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" )
7166                         .replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
7167
7168                 // Alias method option to type as per ticket #12004
7169                 s.type = options.method || options.type || s.method || s.type;
7170
7171                 // Extract dataTypes list
7172                 s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];
7173
7174                 // A cross-domain request is in order when we have a protocol:host:port mismatch
7175                 if ( s.crossDomain == null ) {
7176                         parts = rurl.exec( s.url.toLowerCase() );
7177                         s.crossDomain = !!( parts &&
7178                                 ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
7179                                         ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
7180                                                 ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
7181                         );
7182                 }
7183
7184                 // Convert data if not already a string
7185                 if ( s.data && s.processData && typeof s.data !== "string" ) {
7186                         s.data = jQuery.param( s.data, s.traditional );
7187                 }
7188
7189                 // Apply prefilters
7190                 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
7191
7192                 // If request was aborted inside a prefilter, stop there
7193                 if ( state === 2 ) {
7194                         return jqXHR;
7195                 }
7196
7197                 // We can fire global events as of now if asked to
7198                 fireGlobals = s.global;
7199
7200                 // Watch for a new set of requests
7201                 if ( fireGlobals && jQuery.active++ === 0 ) {
7202                         jQuery.event.trigger("ajaxStart");
7203                 }
7204
7205                 // Uppercase the type
7206                 s.type = s.type.toUpperCase();
7207
7208                 // Determine if request has content
7209                 s.hasContent = !rnoContent.test( s.type );
7210
7211                 // Save the URL in case we're toying with the If-Modified-Since
7212                 // and/or If-None-Match header later on
7213                 cacheURL = s.url;
7214
7215                 // More options handling for requests with no content
7216                 if ( !s.hasContent ) {
7217
7218                         // If data is available, append data to url
7219                         if ( s.data ) {
7220                                 cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
7221                                 // #9682: remove data so that it's not used in an eventual retry
7222                                 delete s.data;
7223                         }
7224
7225                         // Add anti-cache in url if needed
7226                         if ( s.cache === false ) {
7227                                 s.url = rts.test( cacheURL ) ?
7228
7229                                         // If there is already a '_' parameter, set its value
7230                                         cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :
7231
7232                                         // Otherwise add one to the end
7233                                         cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
7234                         }
7235                 }
7236
7237                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
7238                 if ( s.ifModified ) {
7239                         if ( jQuery.lastModified[ cacheURL ] ) {
7240                                 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
7241                         }
7242                         if ( jQuery.etag[ cacheURL ] ) {
7243                                 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
7244                         }
7245                 }
7246
7247                 // Set the correct header, if data is being sent
7248                 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
7249                         jqXHR.setRequestHeader( "Content-Type", s.contentType );
7250                 }
7251
7252                 // Set the Accepts header for the server, depending on the dataType
7253                 jqXHR.setRequestHeader(
7254                         "Accept",
7255                         s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
7256                                 s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
7257                                 s.accepts[ "*" ]
7258                 );
7259
7260                 // Check for headers option
7261                 for ( i in s.headers ) {
7262                         jqXHR.setRequestHeader( i, s.headers[ i ] );
7263                 }
7264
7265                 // Allow custom headers/mimetypes and early abort
7266                 if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
7267                         // Abort if not done already and return
7268                         return jqXHR.abort();
7269                 }
7270
7271                 // aborting is no longer a cancellation
7272                 strAbort = "abort";
7273
7274                 // Install callbacks on deferreds
7275                 for ( i in { success: 1, error: 1, complete: 1 } ) {
7276                         jqXHR[ i ]( s[ i ] );
7277                 }
7278
7279                 // Get transport
7280                 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
7281
7282                 // If no transport, we auto-abort
7283                 if ( !transport ) {
7284                         done( -1, "No Transport" );
7285                 } else {
7286                         jqXHR.readyState = 1;
7287
7288                         // Send global event
7289                         if ( fireGlobals ) {
7290                                 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
7291                         }
7292                         // Timeout
7293                         if ( s.async && s.timeout > 0 ) {
7294                                 timeoutTimer = setTimeout(function() {
7295                                         jqXHR.abort("timeout");
7296                                 }, s.timeout );
7297                         }
7298
7299                         try {
7300                                 state = 1;
7301                                 transport.send( requestHeaders, done );
7302                         } catch ( e ) {
7303                                 // Propagate exception as error if not done
7304                                 if ( state < 2 ) {
7305                                         done( -1, e );
7306                                 // Simply rethrow otherwise
7307                                 } else {
7308                                         throw e;
7309                                 }
7310                         }
7311                 }
7312
7313                 // Callback for when everything is done
7314                 function done( status, nativeStatusText, responses, headers ) {
7315                         var isSuccess, success, error, response, modified,
7316                                 statusText = nativeStatusText;
7317
7318                         // Called once
7319                         if ( state === 2 ) {
7320                                 return;
7321                         }
7322
7323                         // State is "done" now
7324                         state = 2;
7325
7326                         // Clear timeout if it exists
7327                         if ( timeoutTimer ) {
7328                                 clearTimeout( timeoutTimer );
7329                         }
7330
7331                         // Dereference transport for early garbage collection
7332                         // (no matter how long the jqXHR object will be used)
7333                         transport = undefined;
7334
7335                         // Cache response headers
7336                         responseHeadersString = headers || "";
7337
7338                         // Set readyState
7339                         jqXHR.readyState = status > 0 ? 4 : 0;
7340
7341                         // Determine if successful
7342                         isSuccess = status >= 200 && status < 300 || status === 304;
7343
7344                         // Get response data
7345                         if ( responses ) {
7346                                 response = ajaxHandleResponses( s, jqXHR, responses );
7347                         }
7348
7349                         // Convert no matter what (that way responseXXX fields are always set)
7350                         response = ajaxConvert( s, response, jqXHR, isSuccess );
7351
7352                         // If successful, handle type chaining
7353                         if ( isSuccess ) {
7354
7355                                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
7356                                 if ( s.ifModified ) {
7357                                         modified = jqXHR.getResponseHeader("Last-Modified");
7358                                         if ( modified ) {
7359                                                 jQuery.lastModified[ cacheURL ] = modified;
7360                                         }
7361                                         modified = jqXHR.getResponseHeader("etag");
7362                                         if ( modified ) {
7363                                                 jQuery.etag[ cacheURL ] = modified;
7364                                         }
7365                                 }
7366
7367                                 // if no content
7368                                 if ( status === 204 || s.type === "HEAD" ) {
7369                                         statusText = "nocontent";
7370
7371                                 // if not modified
7372                                 } else if ( status === 304 ) {
7373                                         statusText = "notmodified";
7374
7375                                 // If we have data, let's convert it
7376                                 } else {
7377                                         statusText = response.state;
7378                                         success = response.data;
7379                                         error = response.error;
7380                                         isSuccess = !error;
7381                                 }
7382                         } else {
7383                                 // We extract error from statusText
7384                                 // then normalize statusText and status for non-aborts
7385                                 error = statusText;
7386                                 if ( status || !statusText ) {
7387                                         statusText = "error";
7388                                         if ( status < 0 ) {
7389                                                 status = 0;
7390                                         }
7391                                 }
7392                         }
7393
7394                         // Set data for the fake xhr object
7395                         jqXHR.status = status;
7396                         jqXHR.statusText = ( nativeStatusText || statusText ) + "";
7397
7398                         // Success/Error
7399                         if ( isSuccess ) {
7400                                 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
7401                         } else {
7402                                 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
7403                         }
7404
7405                         // Status-dependent callbacks
7406                         jqXHR.statusCode( statusCode );
7407                         statusCode = undefined;
7408
7409                         if ( fireGlobals ) {
7410                                 globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
7411                                         [ jqXHR, s, isSuccess ? success : error ] );
7412                         }
7413
7414                         // Complete
7415                         completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
7416
7417                         if ( fireGlobals ) {
7418                                 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
7419                                 // Handle the global AJAX counter
7420                                 if ( !( --jQuery.active ) ) {
7421                                         jQuery.event.trigger("ajaxStop");
7422                                 }
7423                         }
7424                 }
7425
7426                 return jqXHR;
7427         },
7428
7429         getJSON: function( url, data, callback ) {
7430                 return jQuery.get( url, data, callback, "json" );
7431         },
7432
7433         getScript: function( url, callback ) {
7434                 return jQuery.get( url, undefined, callback, "script" );
7435         }
7436 });
7437
7438 jQuery.each( [ "get", "post" ], function( i, method ) {
7439         jQuery[ method ] = function( url, data, callback, type ) {
7440                 // shift arguments if data argument was omitted
7441                 if ( jQuery.isFunction( data ) ) {
7442                         type = type || callback;
7443                         callback = data;
7444                         data = undefined;
7445                 }
7446
7447                 return jQuery.ajax({
7448                         url: url,
7449                         type: method,
7450                         dataType: type,
7451                         data: data,
7452                         success: callback
7453                 });
7454         };
7455 });
7456
7457 /* Handles responses to an ajax request:
7458  * - finds the right dataType (mediates between content-type and expected dataType)
7459  * - returns the corresponding response
7460  */
7461 function ajaxHandleResponses( s, jqXHR, responses ) {
7462
7463         var ct, type, finalDataType, firstDataType,
7464                 contents = s.contents,
7465                 dataTypes = s.dataTypes;
7466
7467         // Remove auto dataType and get content-type in the process
7468         while( dataTypes[ 0 ] === "*" ) {
7469                 dataTypes.shift();
7470                 if ( ct === undefined ) {
7471                         ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
7472                 }
7473         }
7474
7475         // Check if we're dealing with a known content-type
7476         if ( ct ) {
7477                 for ( type in contents ) {
7478                         if ( contents[ type ] && contents[ type ].test( ct ) ) {
7479                                 dataTypes.unshift( type );
7480                                 break;
7481                         }
7482                 }
7483         }
7484
7485         // Check to see if we have a response for the expected dataType
7486         if ( dataTypes[ 0 ] in responses ) {
7487                 finalDataType = dataTypes[ 0 ];
7488         } else {
7489                 // Try convertible dataTypes
7490                 for ( type in responses ) {
7491                         if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
7492                                 finalDataType = type;
7493                                 break;
7494                         }
7495                         if ( !firstDataType ) {
7496                                 firstDataType = type;
7497                         }
7498                 }
7499                 // Or just use first one
7500                 finalDataType = finalDataType || firstDataType;
7501         }
7502
7503         // If we found a dataType
7504         // We add the dataType to the list if needed
7505         // and return the corresponding response
7506         if ( finalDataType ) {
7507                 if ( finalDataType !== dataTypes[ 0 ] ) {
7508                         dataTypes.unshift( finalDataType );
7509                 }
7510                 return responses[ finalDataType ];
7511         }
7512 }
7513
7514 /* Chain conversions given the request and the original response
7515  * Also sets the responseXXX fields on the jqXHR instance
7516  */
7517 function ajaxConvert( s, response, jqXHR, isSuccess ) {
7518         var conv2, current, conv, tmp, prev,
7519                 converters = {},
7520                 // Work with a copy of dataTypes in case we need to modify it for conversion
7521                 dataTypes = s.dataTypes.slice();
7522
7523         // Create converters map with lowercased keys
7524         if ( dataTypes[ 1 ] ) {
7525                 for ( conv in s.converters ) {
7526                         converters[ conv.toLowerCase() ] = s.converters[ conv ];
7527                 }
7528         }
7529
7530         current = dataTypes.shift();
7531
7532         // Convert to each sequential dataType
7533         while ( current ) {
7534
7535                 if ( s.responseFields[ current ] ) {
7536                         jqXHR[ s.responseFields[ current ] ] = response;
7537                 }
7538
7539                 // Apply the dataFilter if provided
7540                 if ( !prev && isSuccess && s.dataFilter ) {
7541                         response = s.dataFilter( response, s.dataType );
7542                 }
7543
7544                 prev = current;
7545                 current = dataTypes.shift();
7546
7547                 if ( current ) {
7548
7549                 // There's only work to do if current dataType is non-auto
7550                         if ( current === "*" ) {
7551
7552                                 current = prev;
7553
7554                         // Convert response if prev dataType is non-auto and differs from current
7555                         } else if ( prev !== "*" && prev !== current ) {
7556
7557                                 // Seek a direct converter
7558                                 conv = converters[ prev + " " + current ] || converters[ "* " + current ];
7559
7560                                 // If none found, seek a pair
7561                                 if ( !conv ) {
7562                                         for ( conv2 in converters ) {
7563
7564                                                 // If conv2 outputs current
7565                                                 tmp = conv2.split( " " );
7566                                                 if ( tmp[ 1 ] === current ) {
7567
7568                                                         // If prev can be converted to accepted input
7569                                                         conv = converters[ prev + " " + tmp[ 0 ] ] ||
7570                                                                 converters[ "* " + tmp[ 0 ] ];
7571                                                         if ( conv ) {
7572                                                                 // Condense equivalence converters
7573                                                                 if ( conv === true ) {
7574                                                                         conv = converters[ conv2 ];
7575
7576                                                                 // Otherwise, insert the intermediate dataType
7577                                                                 } else if ( converters[ conv2 ] !== true ) {
7578                                                                         current = tmp[ 0 ];
7579                                                                         dataTypes.unshift( tmp[ 1 ] );
7580                                                                 }
7581                                                                 break;
7582                                                         }
7583                                                 }
7584                                         }
7585                                 }
7586
7587                                 // Apply converter (if not an equivalence)
7588                                 if ( conv !== true ) {
7589
7590                                         // Unless errors are allowed to bubble, catch and return them
7591                                         if ( conv && s[ "throws" ] ) {
7592                                                 response = conv( response );
7593                                         } else {
7594                                                 try {
7595                                                         response = conv( response );
7596                                                 } catch ( e ) {
7597                                                         return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
7598                                                 }
7599                                         }
7600                                 }
7601                         }
7602                 }
7603         }
7604
7605         return { state: "success", data: response };
7606 }
7607 // Install script dataType
7608 jQuery.ajaxSetup({
7609         accepts: {
7610                 script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
7611         },
7612         contents: {
7613                 script: /(?:java|ecma)script/
7614         },
7615         converters: {
7616                 "text script": function( text ) {
7617                         jQuery.globalEval( text );
7618                         return text;
7619                 }
7620         }
7621 });
7622
7623 // Handle cache's special case and crossDomain
7624 jQuery.ajaxPrefilter( "script", function( s ) {
7625         if ( s.cache === undefined ) {
7626                 s.cache = false;
7627         }
7628         if ( s.crossDomain ) {
7629                 s.type = "GET";
7630         }
7631 });
7632
7633 // Bind script tag hack transport
7634 jQuery.ajaxTransport( "script", function( s ) {
7635         // This transport only deals with cross domain requests
7636         if ( s.crossDomain ) {
7637                 var script, callback;
7638                 return {
7639                         send: function( _, complete ) {
7640                                 script = jQuery("<script>").prop({
7641                                         async: true,
7642                                         charset: s.scriptCharset,
7643                                         src: s.url
7644                                 }).on(
7645                                         "load error",
7646                                         callback = function( evt ) {
7647                                                 script.remove();
7648                                                 callback = null;
7649                                                 if ( evt ) {
7650                                                         complete( evt.type === "error" ? 404 : 200, evt.type );
7651                                                 }
7652                                         }
7653                                 );
7654                                 document.head.appendChild( script[ 0 ] );
7655                         },
7656                         abort: function() {
7657                                 if ( callback ) {
7658                                         callback();
7659                                 }
7660                         }
7661                 };
7662         }
7663 });
7664 var oldCallbacks = [],
7665         rjsonp = /(=)\?(?=&|$)|\?\?/;
7666
7667 // Default jsonp settings
7668 jQuery.ajaxSetup({
7669         jsonp: "callback",
7670         jsonpCallback: function() {
7671                 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
7672                 this[ callback ] = true;
7673                 return callback;
7674         }
7675 });
7676
7677 // Detect, normalize options and install callbacks for jsonp requests
7678 jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
7679
7680         var callbackName, overwritten, responseContainer,
7681                 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
7682                         "url" :
7683                         typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
7684                 );
7685
7686         // Handle iff the expected data type is "jsonp" or we have a parameter to set
7687         if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
7688
7689                 // Get callback name, remembering preexisting value associated with it
7690                 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
7691                         s.jsonpCallback() :
7692                         s.jsonpCallback;
7693
7694                 // Insert callback into url or form data
7695                 if ( jsonProp ) {
7696                         s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
7697                 } else if ( s.jsonp !== false ) {
7698                         s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
7699                 }
7700
7701                 // Use data converter to retrieve json after script execution
7702                 s.converters["script json"] = function() {
7703                         if ( !responseContainer ) {
7704                                 jQuery.error( callbackName + " was not called" );
7705                         }
7706                         return responseContainer[ 0 ];
7707                 };
7708
7709                 // force json dataType
7710                 s.dataTypes[ 0 ] = "json";
7711
7712                 // Install callback
7713                 overwritten = window[ callbackName ];
7714                 window[ callbackName ] = function() {
7715                         responseContainer = arguments;
7716                 };
7717
7718                 // Clean-up function (fires after converters)
7719                 jqXHR.always(function() {
7720                         // Restore preexisting value
7721                         window[ callbackName ] = overwritten;
7722
7723                         // Save back as free
7724                         if ( s[ callbackName ] ) {
7725                                 // make sure that re-using the options doesn't screw things around
7726                                 s.jsonpCallback = originalSettings.jsonpCallback;
7727
7728                                 // save the callback name for future use
7729                                 oldCallbacks.push( callbackName );
7730                         }
7731
7732                         // Call if it was a function and we have a response
7733                         if ( responseContainer && jQuery.isFunction( overwritten ) ) {
7734                                 overwritten( responseContainer[ 0 ] );
7735                         }
7736
7737                         responseContainer = overwritten = undefined;
7738                 });
7739
7740                 // Delegate to script
7741                 return "script";
7742         }
7743 });
7744 jQuery.ajaxSettings.xhr = function() {
7745         try {
7746                 return new XMLHttpRequest();
7747         } catch( e ) {}
7748 };
7749
7750 var xhrSupported = jQuery.ajaxSettings.xhr(),
7751         xhrSuccessStatus = {
7752                 // file protocol always yields status code 0, assume 200
7753                 0: 200,
7754                 // Support: IE9
7755                 // #1450: sometimes IE returns 1223 when it should be 204
7756                 1223: 204
7757         },
7758         // Support: IE9
7759         // We need to keep track of outbound xhr and abort them manually
7760         // because IE is not smart enough to do it all by itself
7761         xhrId = 0,
7762         xhrCallbacks = {};
7763
7764 if ( window.ActiveXObject ) {
7765         jQuery( window ).on( "unload", function() {
7766                 for( var key in xhrCallbacks ) {
7767                         xhrCallbacks[ key ]();
7768                 }
7769                 xhrCallbacks = undefined;
7770         });
7771 }
7772
7773 jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
7774 jQuery.support.ajax = xhrSupported = !!xhrSupported;
7775
7776 jQuery.ajaxTransport(function( options ) {
7777         var callback;
7778         // Cross domain only allowed if supported through XMLHttpRequest
7779         if ( jQuery.support.cors || xhrSupported && !options.crossDomain ) {
7780                 return {
7781                         send: function( headers, complete ) {
7782                                 var i, id,
7783                                         xhr = options.xhr();
7784                                 xhr.open( options.type, options.url, options.async, options.username, options.password );
7785                                 // Apply custom fields if provided
7786                                 if ( options.xhrFields ) {
7787                                         for ( i in options.xhrFields ) {
7788                                                 xhr[ i ] = options.xhrFields[ i ];
7789                                         }
7790                                 }
7791                                 // Override mime type if needed
7792                                 if ( options.mimeType && xhr.overrideMimeType ) {
7793                                         xhr.overrideMimeType( options.mimeType );
7794                                 }
7795                                 // X-Requested-With header
7796                                 // For cross-domain requests, seeing as conditions for a preflight are
7797                                 // akin to a jigsaw puzzle, we simply never set it to be sure.
7798                                 // (it can always be set on a per-request basis or even using ajaxSetup)
7799                                 // For same-domain requests, won't change header if already provided.
7800                                 if ( !options.crossDomain && !headers["X-Requested-With"] ) {
7801                                         headers["X-Requested-With"] = "XMLHttpRequest";
7802                                 }
7803                                 // Set headers
7804                                 for ( i in headers ) {
7805                                         xhr.setRequestHeader( i, headers[ i ] );
7806                                 }
7807                                 // Callback
7808                                 callback = function( type ) {
7809                                         return function() {
7810                                                 if ( callback ) {
7811                                                         delete xhrCallbacks[ id ];
7812                                                         callback = xhr.onload = xhr.onerror = null;
7813                                                         if ( type === "abort" ) {
7814                                                                 xhr.abort();
7815                                                         } else if ( type === "error" ) {
7816                                                                 complete(
7817                                                                         // file protocol always yields status 0, assume 404
7818                                                                         xhr.status || 404,
7819                                                                         xhr.statusText
7820                                                                 );
7821                                                         } else {
7822                                                                 complete(
7823                                                                         xhrSuccessStatus[ xhr.status ] || xhr.status,
7824                                                                         xhr.statusText,
7825                                                                         // Support: IE9
7826                                                                         // #11426: When requesting binary data, IE9 will throw an exception
7827                                                                         // on any attempt to access responseText
7828                                                                         typeof xhr.responseText === "string" ? {
7829                                                                                 text: xhr.responseText
7830                                                                         } : undefined,
7831                                                                         xhr.getAllResponseHeaders()
7832                                                                 );
7833                                                         }
7834                                                 }
7835                                         };
7836                                 };
7837                                 // Listen to events
7838                                 xhr.onload = callback();
7839                                 xhr.onerror = callback("error");
7840                                 // Create the abort callback
7841                                 callback = xhrCallbacks[( id = xhrId++ )] = callback("abort");
7842                                 // Do send the request
7843                                 // This may raise an exception which is actually
7844                                 // handled in jQuery.ajax (so no try/catch here)
7845                                 xhr.send( options.hasContent && options.data || null );
7846                         },
7847                         abort: function() {
7848                                 if ( callback ) {
7849                                         callback();
7850                                 }
7851                         }
7852                 };
7853         }
7854 });
7855 var fxNow, timerId,
7856         rfxtypes = /^(?:toggle|show|hide)$/,
7857         rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
7858         rrun = /queueHooks$/,
7859         animationPrefilters = [ defaultPrefilter ],
7860         tweeners = {
7861                 "*": [function( prop, value ) {
7862                         var tween = this.createTween( prop, value ),
7863                                 target = tween.cur(),
7864                                 parts = rfxnum.exec( value ),
7865                                 unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
7866
7867                                 // Starting value computation is required for potential unit mismatches
7868                                 start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
7869                                         rfxnum.exec( jQuery.css( tween.elem, prop ) ),
7870                                 scale = 1,
7871                                 maxIterations = 20;
7872
7873                         if ( start && start[ 3 ] !== unit ) {
7874                                 // Trust units reported by jQuery.css
7875                                 unit = unit || start[ 3 ];
7876
7877                                 // Make sure we update the tween properties later on
7878                                 parts = parts || [];
7879
7880                                 // Iteratively approximate from a nonzero starting point
7881                                 start = +target || 1;
7882
7883                                 do {
7884                                         // If previous iteration zeroed out, double until we get *something*
7885                                         // Use a string for doubling factor so we don't accidentally see scale as unchanged below
7886                                         scale = scale || ".5";
7887
7888                                         // Adjust and apply
7889                                         start = start / scale;
7890                                         jQuery.style( tween.elem, prop, start + unit );
7891
7892                                 // Update scale, tolerating zero or NaN from tween.cur()
7893                                 // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
7894                                 } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
7895                         }
7896
7897                         // Update tween properties
7898                         if ( parts ) {
7899                                 start = tween.start = +start || +target || 0;
7900                                 tween.unit = unit;
7901                                 // If a +=/-= token was provided, we're doing a relative animation
7902                                 tween.end = parts[ 1 ] ?
7903                                         start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
7904                                         +parts[ 2 ];
7905                         }
7906
7907                         return tween;
7908                 }]
7909         };
7910
7911 // Animations created synchronously will run synchronously
7912 function createFxNow() {
7913         setTimeout(function() {
7914                 fxNow = undefined;
7915         });
7916         return ( fxNow = jQuery.now() );
7917 }
7918
7919 function createTween( value, prop, animation ) {
7920         var tween,
7921                 collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
7922                 index = 0,
7923                 length = collection.length;
7924         for ( ; index < length; index++ ) {
7925                 if ( (tween = collection[ index ].call( animation, prop, value )) ) {
7926
7927                         // we're done with this property
7928                         return tween;
7929                 }
7930         }
7931 }
7932
7933 function Animation( elem, properties, options ) {
7934         var result,
7935                 stopped,
7936                 index = 0,
7937                 length = animationPrefilters.length,
7938                 deferred = jQuery.Deferred().always( function() {
7939                         // don't match elem in the :animated selector
7940                         delete tick.elem;
7941                 }),
7942                 tick = function() {
7943                         if ( stopped ) {
7944                                 return false;
7945                         }
7946                         var currentTime = fxNow || createFxNow(),
7947                                 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
7948                                 // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
7949                                 temp = remaining / animation.duration || 0,
7950                                 percent = 1 - temp,
7951                                 index = 0,
7952                                 length = animation.tweens.length;
7953
7954                         for ( ; index < length ; index++ ) {
7955                                 animation.tweens[ index ].run( percent );
7956                         }
7957
7958                         deferred.notifyWith( elem, [ animation, percent, remaining ]);
7959
7960                         if ( percent < 1 && length ) {
7961                                 return remaining;
7962                         } else {
7963                                 deferred.resolveWith( elem, [ animation ] );
7964                                 return false;
7965                         }
7966                 },
7967                 animation = deferred.promise({
7968                         elem: elem,
7969                         props: jQuery.extend( {}, properties ),
7970                         opts: jQuery.extend( true, { specialEasing: {} }, options ),
7971                         originalProperties: properties,
7972                         originalOptions: options,
7973                         startTime: fxNow || createFxNow(),
7974                         duration: options.duration,
7975                         tweens: [],
7976                         createTween: function( prop, end ) {
7977                                 var tween = jQuery.Tween( elem, animation.opts, prop, end,
7978                                                 animation.opts.specialEasing[ prop ] || animation.opts.easing );
7979                                 animation.tweens.push( tween );
7980                                 return tween;
7981                         },
7982                         stop: function( gotoEnd ) {
7983                                 var index = 0,
7984                                         // if we are going to the end, we want to run all the tweens
7985                                         // otherwise we skip this part
7986                                         length = gotoEnd ? animation.tweens.length : 0;
7987                                 if ( stopped ) {
7988                                         return this;
7989                                 }
7990                                 stopped = true;
7991                                 for ( ; index < length ; index++ ) {
7992                                         animation.tweens[ index ].run( 1 );
7993                                 }
7994
7995                                 // resolve when we played the last frame
7996                                 // otherwise, reject
7997                                 if ( gotoEnd ) {
7998                                         deferred.resolveWith( elem, [ animation, gotoEnd ] );
7999                                 } else {
8000                                         deferred.rejectWith( elem, [ animation, gotoEnd ] );
8001                                 }
8002                                 return this;
8003                         }
8004                 }),
8005                 props = animation.props;
8006
8007         propFilter( props, animation.opts.specialEasing );
8008
8009         for ( ; index < length ; index++ ) {
8010                 result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
8011                 if ( result ) {
8012                         return result;
8013                 }
8014         }
8015
8016         jQuery.map( props, createTween, animation );
8017
8018         if ( jQuery.isFunction( animation.opts.start ) ) {
8019                 animation.opts.start.call( elem, animation );
8020         }
8021
8022         jQuery.fx.timer(
8023                 jQuery.extend( tick, {
8024                         elem: elem,
8025                         anim: animation,
8026                         queue: animation.opts.queue
8027                 })
8028         );
8029
8030         // attach callbacks from options
8031         return animation.progress( animation.opts.progress )
8032                 .done( animation.opts.done, animation.opts.complete )
8033                 .fail( animation.opts.fail )
8034                 .always( animation.opts.always );
8035 }
8036
8037 function propFilter( props, specialEasing ) {
8038         var index, name, easing, value, hooks;
8039
8040         // camelCase, specialEasing and expand cssHook pass
8041         for ( index in props ) {
8042                 name = jQuery.camelCase( index );
8043                 easing = specialEasing[ name ];
8044                 value = props[ index ];
8045                 if ( jQuery.isArray( value ) ) {
8046                         easing = value[ 1 ];
8047                         value = props[ index ] = value[ 0 ];
8048                 }
8049
8050                 if ( index !== name ) {
8051                         props[ name ] = value;
8052                         delete props[ index ];
8053                 }
8054
8055                 hooks = jQuery.cssHooks[ name ];
8056                 if ( hooks && "expand" in hooks ) {
8057                         value = hooks.expand( value );
8058                         delete props[ name ];
8059
8060                         // not quite $.extend, this wont overwrite keys already present.
8061                         // also - reusing 'index' from above because we have the correct "name"
8062                         for ( index in value ) {
8063                                 if ( !( index in props ) ) {
8064                                         props[ index ] = value[ index ];
8065                                         specialEasing[ index ] = easing;
8066                                 }
8067                         }
8068                 } else {
8069                         specialEasing[ name ] = easing;
8070                 }
8071         }
8072 }
8073
8074 jQuery.Animation = jQuery.extend( Animation, {
8075
8076         tweener: function( props, callback ) {
8077                 if ( jQuery.isFunction( props ) ) {
8078                         callback = props;
8079                         props = [ "*" ];
8080                 } else {
8081                         props = props.split(" ");
8082                 }
8083
8084                 var prop,
8085                         index = 0,
8086                         length = props.length;
8087
8088                 for ( ; index < length ; index++ ) {
8089                         prop = props[ index ];
8090                         tweeners[ prop ] = tweeners[ prop ] || [];
8091                         tweeners[ prop ].unshift( callback );
8092                 }
8093         },
8094
8095         prefilter: function( callback, prepend ) {
8096                 if ( prepend ) {
8097                         animationPrefilters.unshift( callback );
8098                 } else {
8099                         animationPrefilters.push( callback );
8100                 }
8101         }
8102 });
8103
8104 function defaultPrefilter( elem, props, opts ) {
8105         /* jshint validthis: true */
8106         var prop, value, toggle, tween, hooks, oldfire,
8107                 anim = this,
8108                 orig = {},
8109                 style = elem.style,
8110                 hidden = elem.nodeType && isHidden( elem ),
8111                 dataShow = data_priv.get( elem, "fxshow" );
8112
8113         // handle queue: false promises
8114         if ( !opts.queue ) {
8115                 hooks = jQuery._queueHooks( elem, "fx" );
8116                 if ( hooks.unqueued == null ) {
8117                         hooks.unqueued = 0;
8118                         oldfire = hooks.empty.fire;
8119                         hooks.empty.fire = function() {
8120                                 if ( !hooks.unqueued ) {
8121                                         oldfire();
8122                                 }
8123                         };
8124                 }
8125                 hooks.unqueued++;
8126
8127                 anim.always(function() {
8128                         // doing this makes sure that the complete handler will be called
8129                         // before this completes
8130                         anim.always(function() {
8131                                 hooks.unqueued--;
8132                                 if ( !jQuery.queue( elem, "fx" ).length ) {
8133                                         hooks.empty.fire();
8134                                 }
8135                         });
8136                 });
8137         }
8138
8139         // height/width overflow pass
8140         if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
8141                 // Make sure that nothing sneaks out
8142                 // Record all 3 overflow attributes because IE9-10 do not
8143                 // change the overflow attribute when overflowX and
8144                 // overflowY are set to the same value
8145                 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
8146
8147                 // Set display property to inline-block for height/width
8148                 // animations on inline elements that are having width/height animated
8149                 if ( jQuery.css( elem, "display" ) === "inline" &&
8150                                 jQuery.css( elem, "float" ) === "none" ) {
8151
8152                         style.display = "inline-block";
8153                 }
8154         }
8155
8156         if ( opts.overflow ) {
8157                 style.overflow = "hidden";
8158                 anim.always(function() {
8159                         style.overflow = opts.overflow[ 0 ];
8160                         style.overflowX = opts.overflow[ 1 ];
8161                         style.overflowY = opts.overflow[ 2 ];
8162                 });
8163         }
8164
8165
8166         // show/hide pass
8167         for ( prop in props ) {
8168                 value = props[ prop ];
8169                 if ( rfxtypes.exec( value ) ) {
8170                         delete props[ prop ];
8171                         toggle = toggle || value === "toggle";
8172                         if ( value === ( hidden ? "hide" : "show" ) ) {
8173
8174                                 // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
8175                                 if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
8176                                         hidden = true;
8177                                 } else {
8178                                         continue;
8179                                 }
8180                         }
8181                         orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
8182                 }
8183         }
8184
8185         if ( !jQuery.isEmptyObject( orig ) ) {
8186                 if ( dataShow ) {
8187                         if ( "hidden" in dataShow ) {
8188                                 hidden = dataShow.hidden;
8189                         }
8190                 } else {
8191                         dataShow = data_priv.access( elem, "fxshow", {} );
8192                 }
8193
8194                 // store state if its toggle - enables .stop().toggle() to "reverse"
8195                 if ( toggle ) {
8196                         dataShow.hidden = !hidden;
8197                 }
8198                 if ( hidden ) {
8199                         jQuery( elem ).show();
8200                 } else {
8201                         anim.done(function() {
8202                                 jQuery( elem ).hide();
8203                         });
8204                 }
8205                 anim.done(function() {
8206                         var prop;
8207
8208                         data_priv.remove( elem, "fxshow" );
8209                         for ( prop in orig ) {
8210                                 jQuery.style( elem, prop, orig[ prop ] );
8211                         }
8212                 });
8213                 for ( prop in orig ) {
8214                         tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
8215
8216                         if ( !( prop in dataShow ) ) {
8217                                 dataShow[ prop ] = tween.start;
8218                                 if ( hidden ) {
8219                                         tween.end = tween.start;
8220                                         tween.start = prop === "width" || prop === "height" ? 1 : 0;
8221                                 }
8222                         }
8223                 }
8224         }
8225 }
8226
8227 function Tween( elem, options, prop, end, easing ) {
8228         return new Tween.prototype.init( elem, options, prop, end, easing );
8229 }
8230 jQuery.Tween = Tween;
8231
8232 Tween.prototype = {
8233         constructor: Tween,
8234         init: function( elem, options, prop, end, easing, unit ) {
8235                 this.elem = elem;
8236                 this.prop = prop;
8237                 this.easing = easing || "swing";
8238                 this.options = options;
8239                 this.start = this.now = this.cur();
8240                 this.end = end;
8241                 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
8242         },
8243         cur: function() {
8244                 var hooks = Tween.propHooks[ this.prop ];
8245
8246                 return hooks && hooks.get ?
8247                         hooks.get( this ) :
8248                         Tween.propHooks._default.get( this );
8249         },
8250         run: function( percent ) {
8251                 var eased,
8252                         hooks = Tween.propHooks[ this.prop ];
8253
8254                 if ( this.options.duration ) {
8255                         this.pos = eased = jQuery.easing[ this.easing ](
8256                                 percent, this.options.duration * percent, 0, 1, this.options.duration
8257                         );
8258                 } else {
8259                         this.pos = eased = percent;
8260                 }
8261                 this.now = ( this.end - this.start ) * eased + this.start;
8262
8263                 if ( this.options.step ) {
8264                         this.options.step.call( this.elem, this.now, this );
8265                 }
8266
8267                 if ( hooks && hooks.set ) {
8268                         hooks.set( this );
8269                 } else {
8270                         Tween.propHooks._default.set( this );
8271                 }
8272                 return this;
8273         }
8274 };
8275
8276 Tween.prototype.init.prototype = Tween.prototype;
8277
8278 Tween.propHooks = {
8279         _default: {
8280                 get: function( tween ) {
8281                         var result;
8282
8283                         if ( tween.elem[ tween.prop ] != null &&
8284                                 (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
8285                                 return tween.elem[ tween.prop ];
8286                         }
8287
8288                         // passing an empty string as a 3rd parameter to .css will automatically
8289                         // attempt a parseFloat and fallback to a string if the parse fails
8290                         // so, simple values such as "10px" are parsed to Float.
8291                         // complex values such as "rotate(1rad)" are returned as is.
8292                         result = jQuery.css( tween.elem, tween.prop, "" );
8293                         // Empty strings, null, undefined and "auto" are converted to 0.
8294                         return !result || result === "auto" ? 0 : result;
8295                 },
8296                 set: function( tween ) {
8297                         // use step hook for back compat - use cssHook if its there - use .style if its
8298                         // available and use plain properties where available
8299                         if ( jQuery.fx.step[ tween.prop ] ) {
8300                                 jQuery.fx.step[ tween.prop ]( tween );
8301                         } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
8302                                 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
8303                         } else {
8304                                 tween.elem[ tween.prop ] = tween.now;
8305                         }
8306                 }
8307         }
8308 };
8309
8310 // Support: IE9
8311 // Panic based approach to setting things on disconnected nodes
8312
8313 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
8314         set: function( tween ) {
8315                 if ( tween.elem.nodeType && tween.elem.parentNode ) {
8316                         tween.elem[ tween.prop ] = tween.now;
8317                 }
8318         }
8319 };
8320
8321 jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
8322         var cssFn = jQuery.fn[ name ];
8323         jQuery.fn[ name ] = function( speed, easing, callback ) {
8324                 return speed == null || typeof speed === "boolean" ?
8325                         cssFn.apply( this, arguments ) :
8326                         this.animate( genFx( name, true ), speed, easing, callback );
8327         };
8328 });
8329
8330 jQuery.fn.extend({
8331         fadeTo: function( speed, to, easing, callback ) {
8332
8333                 // show any hidden elements after setting opacity to 0
8334                 return this.filter( isHidden ).css( "opacity", 0 ).show()
8335
8336                         // animate to the value specified
8337                         .end().animate({ opacity: to }, speed, easing, callback );
8338         },
8339         animate: function( prop, speed, easing, callback ) {
8340                 var empty = jQuery.isEmptyObject( prop ),
8341                         optall = jQuery.speed( speed, easing, callback ),
8342                         doAnimation = function() {
8343                                 // Operate on a copy of prop so per-property easing won't be lost
8344                                 var anim = Animation( this, jQuery.extend( {}, prop ), optall );
8345
8346                                 // Empty animations, or finishing resolves immediately
8347                                 if ( empty || data_priv.get( this, "finish" ) ) {
8348                                         anim.stop( true );
8349                                 }
8350                         };
8351                         doAnimation.finish = doAnimation;
8352
8353                 return empty || optall.queue === false ?
8354                         this.each( doAnimation ) :
8355                         this.queue( optall.queue, doAnimation );
8356         },
8357         stop: function( type, clearQueue, gotoEnd ) {
8358                 var stopQueue = function( hooks ) {
8359                         var stop = hooks.stop;
8360                         delete hooks.stop;
8361                         stop( gotoEnd );
8362                 };
8363
8364                 if ( typeof type !== "string" ) {
8365                         gotoEnd = clearQueue;
8366                         clearQueue = type;
8367                         type = undefined;
8368                 }
8369                 if ( clearQueue && type !== false ) {
8370                         this.queue( type || "fx", [] );
8371                 }
8372
8373                 return this.each(function() {
8374                         var dequeue = true,
8375                                 index = type != null && type + "queueHooks",
8376                                 timers = jQuery.timers,
8377                                 data = data_priv.get( this );
8378
8379                         if ( index ) {
8380                                 if ( data[ index ] && data[ index ].stop ) {
8381                                         stopQueue( data[ index ] );
8382                                 }
8383                         } else {
8384                                 for ( index in data ) {
8385                                         if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
8386                                                 stopQueue( data[ index ] );
8387                                         }
8388                                 }
8389                         }
8390
8391                         for ( index = timers.length; index--; ) {
8392                                 if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
8393                                         timers[ index ].anim.stop( gotoEnd );
8394                                         dequeue = false;
8395                                         timers.splice( index, 1 );
8396                                 }
8397                         }
8398
8399                         // start the next in the queue if the last step wasn't forced
8400                         // timers currently will call their complete callbacks, which will dequeue
8401                         // but only if they were gotoEnd
8402                         if ( dequeue || !gotoEnd ) {
8403                                 jQuery.dequeue( this, type );
8404                         }
8405                 });
8406         },
8407         finish: function( type ) {
8408                 if ( type !== false ) {
8409                         type = type || "fx";
8410                 }
8411                 return this.each(function() {
8412                         var index,
8413                                 data = data_priv.get( this ),
8414                                 queue = data[ type + "queue" ],
8415                                 hooks = data[ type + "queueHooks" ],
8416                                 timers = jQuery.timers,
8417                                 length = queue ? queue.length : 0;
8418
8419                         // enable finishing flag on private data
8420                         data.finish = true;
8421
8422                         // empty the queue first
8423                         jQuery.queue( this, type, [] );
8424
8425                         if ( hooks && hooks.stop ) {
8426                                 hooks.stop.call( this, true );
8427                         }
8428
8429                         // look for any active animations, and finish them
8430                         for ( index = timers.length; index--; ) {
8431                                 if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
8432                                         timers[ index ].anim.stop( true );
8433                                         timers.splice( index, 1 );
8434                                 }
8435                         }
8436
8437                         // look for any animations in the old queue and finish them
8438                         for ( index = 0; index < length; index++ ) {
8439                                 if ( queue[ index ] && queue[ index ].finish ) {
8440                                         queue[ index ].finish.call( this );
8441                                 }
8442                         }
8443
8444                         // turn off finishing flag
8445                         delete data.finish;
8446                 });
8447         }
8448 });
8449
8450 // Generate parameters to create a standard animation
8451 function genFx( type, includeWidth ) {
8452         var which,
8453                 attrs = { height: type },
8454                 i = 0;
8455
8456         // if we include width, step value is 1 to do all cssExpand values,
8457         // if we don't include width, step value is 2 to skip over Left and Right
8458         includeWidth = includeWidth? 1 : 0;
8459         for( ; i < 4 ; i += 2 - includeWidth ) {
8460                 which = cssExpand[ i ];
8461                 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
8462         }
8463
8464         if ( includeWidth ) {
8465                 attrs.opacity = attrs.width = type;
8466         }
8467
8468         return attrs;
8469 }
8470
8471 // Generate shortcuts for custom animations
8472 jQuery.each({
8473         slideDown: genFx("show"),
8474         slideUp: genFx("hide"),
8475         slideToggle: genFx("toggle"),
8476         fadeIn: { opacity: "show" },
8477         fadeOut: { opacity: "hide" },
8478         fadeToggle: { opacity: "toggle" }
8479 }, function( name, props ) {
8480         jQuery.fn[ name ] = function( speed, easing, callback ) {
8481                 return this.animate( props, speed, easing, callback );
8482         };
8483 });
8484
8485 jQuery.speed = function( speed, easing, fn ) {
8486         var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
8487                 complete: fn || !fn && easing ||
8488                         jQuery.isFunction( speed ) && speed,
8489                 duration: speed,
8490                 easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
8491         };
8492
8493         opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
8494                 opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
8495
8496         // normalize opt.queue - true/undefined/null -> "fx"
8497         if ( opt.queue == null || opt.queue === true ) {
8498                 opt.queue = "fx";
8499         }
8500
8501         // Queueing
8502         opt.old = opt.complete;
8503
8504         opt.complete = function() {
8505                 if ( jQuery.isFunction( opt.old ) ) {
8506                         opt.old.call( this );
8507                 }
8508
8509                 if ( opt.queue ) {
8510                         jQuery.dequeue( this, opt.queue );
8511                 }
8512         };
8513
8514         return opt;
8515 };
8516
8517 jQuery.easing = {
8518         linear: function( p ) {
8519                 return p;
8520         },
8521         swing: function( p ) {
8522                 return 0.5 - Math.cos( p*Math.PI ) / 2;
8523         }
8524 };
8525
8526 jQuery.timers = [];
8527 jQuery.fx = Tween.prototype.init;
8528 jQuery.fx.tick = function() {
8529         var timer,
8530                 timers = jQuery.timers,
8531                 i = 0;
8532
8533         fxNow = jQuery.now();
8534
8535         for ( ; i < timers.length; i++ ) {
8536                 timer = timers[ i ];
8537                 // Checks the timer has not already been removed
8538                 if ( !timer() && timers[ i ] === timer ) {
8539                         timers.splice( i--, 1 );
8540                 }
8541         }
8542
8543         if ( !timers.length ) {
8544                 jQuery.fx.stop();
8545         }
8546         fxNow = undefined;
8547 };
8548
8549 jQuery.fx.timer = function( timer ) {
8550         if ( timer() && jQuery.timers.push( timer ) ) {
8551                 jQuery.fx.start();
8552         }
8553 };
8554
8555 jQuery.fx.interval = 13;
8556
8557 jQuery.fx.start = function() {
8558         if ( !timerId ) {
8559                 timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
8560         }
8561 };
8562
8563 jQuery.fx.stop = function() {
8564         clearInterval( timerId );
8565         timerId = null;
8566 };
8567
8568 jQuery.fx.speeds = {
8569         slow: 600,
8570         fast: 200,
8571         // Default speed
8572         _default: 400
8573 };
8574
8575 // Back Compat <1.8 extension point
8576 jQuery.fx.step = {};
8577
8578 if ( jQuery.expr && jQuery.expr.filters ) {
8579         jQuery.expr.filters.animated = function( elem ) {
8580                 return jQuery.grep(jQuery.timers, function( fn ) {
8581                         return elem === fn.elem;
8582                 }).length;
8583         };
8584 }
8585 jQuery.fn.offset = function( options ) {
8586         if ( arguments.length ) {
8587                 return options === undefined ?
8588                         this :
8589                         this.each(function( i ) {
8590                                 jQuery.offset.setOffset( this, options, i );
8591                         });
8592         }
8593
8594         var docElem, win,
8595                 elem = this[ 0 ],
8596                 box = { top: 0, left: 0 },
8597                 doc = elem && elem.ownerDocument;
8598
8599         if ( !doc ) {
8600                 return;
8601         }
8602
8603         docElem = doc.documentElement;
8604
8605         // Make sure it's not a disconnected DOM node
8606         if ( !jQuery.contains( docElem, elem ) ) {
8607                 return box;
8608         }
8609
8610         // If we don't have gBCR, just use 0,0 rather than error
8611         // BlackBerry 5, iOS 3 (original iPhone)
8612         if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
8613                 box = elem.getBoundingClientRect();
8614         }
8615         win = getWindow( doc );
8616         return {
8617                 top: box.top + win.pageYOffset - docElem.clientTop,
8618                 left: box.left + win.pageXOffset - docElem.clientLeft
8619         };
8620 };
8621
8622 jQuery.offset = {
8623
8624         setOffset: function( elem, options, i ) {
8625                 var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
8626                         position = jQuery.css( elem, "position" ),
8627                         curElem = jQuery( elem ),
8628                         props = {};
8629
8630                 // Set position first, in-case top/left are set even on static elem
8631                 if ( position === "static" ) {
8632                         elem.style.position = "relative";
8633                 }
8634
8635                 curOffset = curElem.offset();
8636                 curCSSTop = jQuery.css( elem, "top" );
8637                 curCSSLeft = jQuery.css( elem, "left" );
8638                 calculatePosition = ( position === "absolute" || position === "fixed" ) && ( curCSSTop + curCSSLeft ).indexOf("auto") > -1;
8639
8640                 // Need to be able to calculate position if either top or left is auto and position is either absolute or fixed
8641                 if ( calculatePosition ) {
8642                         curPosition = curElem.position();
8643                         curTop = curPosition.top;
8644                         curLeft = curPosition.left;
8645
8646                 } else {
8647                         curTop = parseFloat( curCSSTop ) || 0;
8648                         curLeft = parseFloat( curCSSLeft ) || 0;
8649                 }
8650
8651                 if ( jQuery.isFunction( options ) ) {
8652                         options = options.call( elem, i, curOffset );
8653                 }
8654
8655                 if ( options.top != null ) {
8656                         props.top = ( options.top - curOffset.top ) + curTop;
8657                 }
8658                 if ( options.left != null ) {
8659                         props.left = ( options.left - curOffset.left ) + curLeft;
8660                 }
8661
8662                 if ( "using" in options ) {
8663                         options.using.call( elem, props );
8664
8665                 } else {
8666                         curElem.css( props );
8667                 }
8668         }
8669 };
8670
8671
8672 jQuery.fn.extend({
8673
8674         position: function() {
8675                 if ( !this[ 0 ] ) {
8676                         return;
8677                 }
8678
8679                 var offsetParent, offset,
8680                         elem = this[ 0 ],
8681                         parentOffset = { top: 0, left: 0 };
8682
8683                 // Fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
8684                 if ( jQuery.css( elem, "position" ) === "fixed" ) {
8685                         // We assume that getBoundingClientRect is available when computed position is fixed
8686                         offset = elem.getBoundingClientRect();
8687
8688                 } else {
8689                         // Get *real* offsetParent
8690                         offsetParent = this.offsetParent();
8691
8692                         // Get correct offsets
8693                         offset = this.offset();
8694                         if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
8695                                 parentOffset = offsetParent.offset();
8696                         }
8697
8698                         // Add offsetParent borders
8699                         parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
8700                         parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
8701                 }
8702
8703                 // Subtract parent offsets and element margins
8704                 return {
8705                         top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
8706                         left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
8707                 };
8708         },
8709
8710         offsetParent: function() {
8711                 return this.map(function() {
8712                         var offsetParent = this.offsetParent || docElem;
8713
8714                         while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
8715                                 offsetParent = offsetParent.offsetParent;
8716                         }
8717
8718                         return offsetParent || docElem;
8719                 });
8720         }
8721 });
8722
8723
8724 // Create scrollLeft and scrollTop methods
8725 jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
8726         var top = "pageYOffset" === prop;
8727
8728         jQuery.fn[ method ] = function( val ) {
8729                 return jQuery.access( this, function( elem, method, val ) {
8730                         var win = getWindow( elem );
8731
8732                         if ( val === undefined ) {
8733                                 return win ? win[ prop ] : elem[ method ];
8734                         }
8735
8736                         if ( win ) {
8737                                 win.scrollTo(
8738                                         !top ? val : window.pageXOffset,
8739                                         top ? val : window.pageYOffset
8740                                 );
8741
8742                         } else {
8743                                 elem[ method ] = val;
8744                         }
8745                 }, method, val, arguments.length, null );
8746         };
8747 });
8748
8749 function getWindow( elem ) {
8750         return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
8751 }
8752 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
8753 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
8754         jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
8755                 // margin is only for outerHeight, outerWidth
8756                 jQuery.fn[ funcName ] = function( margin, value ) {
8757                         var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
8758                                 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
8759
8760                         return jQuery.access( this, function( elem, type, value ) {
8761                                 var doc;
8762
8763                                 if ( jQuery.isWindow( elem ) ) {
8764                                         // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
8765                                         // isn't a whole lot we can do. See pull request at this URL for discussion:
8766                                         // https://github.com/jquery/jquery/pull/764
8767                                         return elem.document.documentElement[ "client" + name ];
8768                                 }
8769
8770                                 // Get document width or height
8771                                 if ( elem.nodeType === 9 ) {
8772                                         doc = elem.documentElement;
8773
8774                                         // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
8775                                         // whichever is greatest
8776                                         return Math.max(
8777                                                 elem.body[ "scroll" + name ], doc[ "scroll" + name ],
8778                                                 elem.body[ "offset" + name ], doc[ "offset" + name ],
8779                                                 doc[ "client" + name ]
8780                                         );
8781                                 }
8782
8783                                 return value === undefined ?
8784                                         // Get width or height on the element, requesting but not forcing parseFloat
8785                                         jQuery.css( elem, type, extra ) :
8786
8787                                         // Set width or height on the element
8788                                         jQuery.style( elem, type, value, extra );
8789                         }, type, chainable ? margin : undefined, chainable, null );
8790                 };
8791         });
8792 });
8793 // Limit scope pollution from any deprecated API
8794 // (function() {
8795
8796 // The number of elements contained in the matched element set
8797 jQuery.fn.size = function() {
8798         return this.length;
8799 };
8800
8801 jQuery.fn.andSelf = jQuery.fn.addBack;
8802
8803 // })();
8804 if ( typeof module === "object" && module && typeof module.exports === "object" ) {
8805         // Expose jQuery as module.exports in loaders that implement the Node
8806         // module pattern (including browserify). Do not create the global, since
8807         // the user will be storing it themselves locally, and globals are frowned
8808         // upon in the Node module world.
8809         module.exports = jQuery;
8810 } else {
8811         // Register as a named AMD module, since jQuery can be concatenated with other
8812         // files that may use define, but not via a proper concatenation script that
8813         // understands anonymous AMD modules. A named AMD is safest and most robust
8814         // way to register. Lowercase jquery is used because AMD module names are
8815         // derived from file names, and jQuery is normally delivered in a lowercase
8816         // file name. Do this after creating the global so that if an AMD module wants
8817         // to call noConflict to hide this version of jQuery, it will work.
8818         if ( typeof define === "function" && define.amd ) {
8819                 define( "jquery", [], function () { return jQuery; } );
8820         }
8821 }
8822
8823 // If there is a window object, that at least has a document property,
8824 // define jQuery and $ identifiers
8825 if ( typeof window === "object" && typeof window.document === "object" ) {
8826         window.jQuery = window.$ = jQuery;
8827 }
8828
8829 })( window );