/************************************************************************************************************
(C) www.dhtmlgoodies.com, November 2005

This is a script from www.dhtmlgoodies.com. You will find this and a lot of other scripts at our website.	

Terms of use:
You are free to use this script as long as the copyright message is kept intact. However, you may not
redistribute, sell or repost it without our permission.

Thank you!

www.dhtmlgoodies.com
Alf Magne Kalleland

************************************************************************************************************/
function checkUsername(s)
{
	var ajax = new sack();
    alert("checking username");
	var usernameChecking = s.username.value;
	ajax.requestFile = 'ajaxCheckUsername.php?u='+usernameChecking';	// Specifying which file to get
	ajax.onCompletion = setUsernameSpan;	// Specify function that will be executed after file has been found
	ajax.runAJAX();		// Execute AJAX function			
}

function setUsernameSpan()
{
	var formObj = document.forms['register'];	
	eval(ajax.response);
}