More About AJAX

AJAX is Based on Web Standards
AJAX is based on the following web standards:

* JavaScript
* XML
* HTML
* CSS

Relate to ajax :
-XMLHttpRequest
-onreadystatechange

The readyState Property : [ Example click here ]

0 - The request is not initialized
1 - The request has been set up
2 - The request has been sent
3 - The requestis in process
4 - The request is complete