Top 10 Sites to Learn AJAX and Tutorials
AJAX now adays is a big buzz and very popular set of web languages. A little About AJAX from W3Schools.com
AJAX = Asynchronous JavaScript and XML. AJAX is based on JavaScript and HTTP requests. AJAX is not a new programming language, but a new way to use existing standards.
AJAX is the art of trading data with a web server, and changing parts of a web page, without reloading the whole page.