// JScript source code
var xmlHttp;

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;
}

function MakeRequestByPost(strUrl, strPost, functionToCall) 
{ 
    xmlHttp=GetXmlHttpObject();
    if (xmlHttp==null)
      {
      alert ("Your browser does not support AJAX!");
      return;
      } 
    xmlHttp.open("POST", strUrl, true);
    xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    xmlHttp.setRequestHeader("Content-length", strPost.length);
    xmlHttp.setRequestHeader("Connection", "close");
    xmlHttp.onreadystatechange=function() {functionToCall};
    xmlHttp.send(strPost);
}