ajax work with few technology, refer to the http://www.adaptivepath.com/ideas/ajax-new-approach-web-applications
- standards-based presentation using XHTML and CSS;
- dynamic display and interaction using the Document Object Model;
- data interchange and manipulation using XML and XSLT;
- asynchronous data retrieval using XMLHttpRequest;
- and JavaScript binding everything together.
what is the differenct with XML and XMLHttpRequest on AJAX?
XMLHttpRequest is .ashx file, use to retrieve data from database?
how about XML, data interchange? what mean ?