HTML 4.01 strict HTML
Visit Sourceforge.net

XML for <SCRIPT>'s XPath Contributed Add-on allows for many common XPath expressions to be used with the W3C Parser. XPath expressions allow a DOM tree to be searched and nodes that match the expression returned without the need to manually traverse the DOM tree programatically.

NOTE: While providing support for what should be the majority of the functionality needed for the most common uses of XPath, please keep in mind that the XPath Contributed Add-on is not fully compliant to the W3C XPath specificication and has known limitations. Please read the documentation and ensure any XPath expressions you intend to use are supported before using the XPath Contributed Add-on.

XML for <SCRIPT>'s XPath Contributed Add-on is well documented and has two sample applications.