var xmlHttp

function post_rating(vote_value,sid,url)
{
  ajaxFunction();
  xmlHttp.onreadystatechange=function()
    {
      if(xmlHttp.readyState==4)
      {
		tmp_id="star_rating_div"+sid;
      	document.getElementById(tmp_id).innerHTML="Your Voting Submited Successfully<br /><br />";
      }
    }
	url=url+"?sid="+sid+"&vote_value="+vote_value;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
}

function ajaxFunction()
{
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }
}