/ Published in: PHP
A simple function to check if the request comes from an AJAX XMLHttpRequest.
Use it if your page should behave differently when called from AJAX.
Comes from jquery mailing list: http://jquery.com/discuss/2006-June/006656/
Use it if your page should behave differently when called from AJAX.
Comes from jquery mailing list: http://jquery.com/discuss/2006-June/006656/