/* Check the username for csnet register form */

function setUserEmail() {

	var Email = document.getElementById('email').value;
	
	if (window.XMLHttpRequest)
		{// code for IE7+, Firefox, Chrome, Opera, Safari
			xmlhttp=new XMLHttpRequest();
	}
	else
		{// code for IE6, IE5
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlhttp.onreadystatechange=function()
	{
		if (xmlhttp.readyState==4 && xmlhttp.status==200)
		{
			if (xmlhttp.responseText) {
				document.getElementById("email_div").innerHTML = xmlhttp.responseText;
				if (xmlhttp.responseText==Email) {
					document.getElementsByName("username")[0].value = true;
				} else {
					document.getElementsByName("username")[0].value = false;
				}
			}
		}
	}
	xmlhttp.open("GET","templates/html/master/functions/checkuser.php?username="+Email,true);

	xmlhttp.send();	
}