set code highlighting in snippets

diff --git a/doc/manual/phpxmlrpc_manual.adoc b/doc/manual/phpxmlrpc_manual.adoc
index 1480b40..907f00b 100644 (file)
--- a/doc/manual/phpxmlrpc_manual.adoc
+++ b/doc/manual/phpxmlrpc_manual.adoc
@@ -3,6 +3,8 @@
 :keywords: xml, rpc, xmlrpc, webservices, http
 :toc: left
 :imagesdir: images
+:source-highlighter: highlightjs
+
 
 [preface]
 == Introduction