var xmlhttp;
function connect(){
xmlhttp=null;
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Browser does not support HTTP Request");
  return;
  }
}
function update_download_count(){
connect();  
var url;
url="download_count.php";
xmlhttp.onreadystatechange=votes_stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
	
function votes_stateChanged()
{
if (xmlhttp.readyState==4)
{
}
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}