//--------------AJAX from username-------------------
function emailid(str)
{
xmlHttp=GetXmlHttpObjectemailid()
		if (xmlHttp==null)
		{
		alert ("Browser does not support HTTP Request")
		return
		} 
		var url="components/com_communityregistration/emailrepeat.php"
		url=url+"?email="+str
		url=url+"&sid="+Math.random()
		xmlHttp.onreadystatechange=stateChangedemailid
		xmlHttp.open("GET",url,true)
		xmlHttp.send(null)
}

function stateChangedemailid() 
{ 
 if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
  if(xmlHttp.responseText=='Email ID alredy Exists')  {
	document.registration.email.focus();  
  }
  document.getElementById("rep_email").innerHTML=xmlHttp.responseText 
 } 
} 

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