Help In ajax serverside Validation

dj_buddhika's Avatar, Join Date: Dec 2006
Light Poster
I want to validate a email address field & a username filed with sever side checking where the data key in by the user for checking for existence by using AJAX ,pls help me know the coding with JavaScript validation code and the remaining things
pradeep's Avatar, Join Date: Apr 2005
Team Leader
What server-side language are you using or plan to use?