// JavaScript Document
var xmlHttp
var hint
var fname;
var lname;
function check_name()
{

fname = document.getElementById('First_Name').value;
lname = document.getElementById('Last_Name').value;

xmlHttp=GetXmlHttpObject()

if (xmlHttp==null)
{
	alert ("Browser does not support HTTP Request")
	return
} 
var url

url="check_name.php"

url=url+"?fname="+fname+"&lname="+lname;
					  
if (hint==1)
{	
	xmlHttp.onreadystatechange=stateChanged
}
else
{

	xmlHttp.onreadystatechange=stateChanged
}

xmlHttp.open("GET",url,true)
xmlHttp.send(null)
} 


function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 		
			document.getElementById("divchkname").innerHTML=xmlHttp.responseText
			if(document.getElementById('rid') && document.getElementById('rid').value>0)
			{
				 document.getElementById("submit1").disabled = "";
			}
			else
			{
				document.getElementById("submit1").disabled = "true"; 
			}
			return
		
	} 
} 



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