var xmlHttp
function vote(str)
{
	var towait=str.split(":");
 	var button_id="vote_button"+towait[1];

	document.getElementById(button_id).value="Voting";
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
 		alert ("Browser does not support HTTP Request")
 		return
 	}
	newurl=url+"?id="+str
	xmlHttp.onreadystatechange=stateChanged
	xmlHttp.open("GET",newurl,true)
	xmlHttp.send(null)
}
function stateChanged()
{
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 	{
 		var vote_ele_reply=xmlHttp.responseText.split(".");
 		var vote_ele_id="vote_button"+vote_ele_reply[1];
 		document.getElementById(vote_ele_id).value=vote_ele_reply[0];
 		document.getElementById(vote_ele_id).disabled=true;
 	}
}
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;
}