var xmlHttp

function showUser1()
{ 
var str =document.newsletter.email.value;

if(document.newsletter.email.value == "")
			{ 
			//var divArray ="Please enter email address";
				document.getElementById('txtHint1').innerHTML='Please enter an email address to register';
				//alert("Please enter email address");
				document.newsletter.email.focus();
				return false;
			}	
			else
				{
				var str2=document.newsletter.email.value;
				var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
					if (filter.test(str2))
						{
							//testresults=true;
						}
					else
						{
						//	alert("Please enter a valid email address!");
							document.getElementById('txtHint1').innerHTML='Please enter a valid email address!';
							document.newsletter.email.focus();
							return false;
						}
				}

//$("loading").show();
//alert(str);
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="getuser1.php"
url=url+"?q="+str
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
 document.getElementById("txtHint1").innerHTML=xmlHttp.responseText
  } 
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}