First, the XML in JavaScript
XML DOM Object
-IE Browser gets XML DOM object via ActiveXObject object
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-Other browsers get XML DOM objects through Domparser objects
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Support for XML DOM objects
-XML DOM (XML document Object Model) defines a standard way to access and manipulate XML documents
-DOM views the XML document as a tree structure. Ability to access all elements through the DOM tree
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Loading and parsing XML strings
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Second, AJAX returns and parses XML
Sending an XML string using XHR
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Using XHR to accept XML strings
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Summary: This chapter covers XML parsing (XML in JavaScript, AJAX returns, and parsing XML)
This article from the "Flying Ants" blog, declined to reprint!
JavaScript Ajax-4 XML parsing (XML in JavaScript, Ajax back and parsing XML)