+#################### generate html document
+%.html: %.wsdl wsdl2html.xsl
+ xsltproc $(XSLTFLAGS) wsdl2html.xsl $*.wsdl > $@ || rm $@
+
+clean::
+ rm -f $(HTMLS)
+
+
+backup:
+ $(foreach wsdl,$(WSDLS), cp $(wsdl) $(wsdl).bak;)
+ $(foreach html,$(HTMLS), cp $(html) $(html).bak;)
+
+diff:
+ $(foreach wsdl,$(WSDLS), diff $(wsdl) $(wsdl).bak;)
+ $(foreach html,$(HTMLS), diff $(html) $(html).bak;)