// JavaScript Document

var xmlHttp
var loadstatustext="<FONT style=BACKGROUND-COLOR: #990033 color=#ff0033><STRONG><FONT color=#123B69>&nbsp;Loading....</FONT></STRONG></FONT>";
function CheckAvailability(val)
{

	xmlHttp=GetXmlHttpObject3()
	if(val==""){
		alert("Please enter  username !");
		return
	}
	
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
} 
var url="checkAvailability.php"
url=url+"?username="+val
//alert(url);
url=url+"&stid="+Math.random()
xmlHttp.onreadystatechange=stateChanged3 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
} 

function stateChanged3() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{	
		document.getElementById("chkavailable").innerHTML=xmlHttp.responseText
	} 
} 

function GetXmlHttpObject3()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}