var xmlHttp;
function getVote(int,poll_id) { 
xmlHttp=GetXmlHttpObject();

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

var url="http://www.universityfinder.co.uk/poll_vote.php";
url=url+"?VOTE_ID="+int;
url=url+"&POLL_ID="+poll_id;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("POST",url,true);
xmlHttp.send(null);
}   

function stateChanged()  {   

if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")  {   
document.getElementById("poll").  innerHTML=xmlHttp.responseText;  
}  

}   

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

return objXMLHttp ;

}