var reqNotInitialized = 0;        // The request is not initialized
var reqSetUp = 1;                 // The request has been set up
var reqSent = 2;                  // The request has been sent
var reqInProcess = 3;             // The request is in process
var reqComplete = 4;              // The request is complete

var reqStatusText = ["initialized", "sent", "setup", "process", "complete"];

var xmlHttp;


function GetXmlHttpObject()
{
  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("Ebben a böngészőben nincs AJAX támogatás!");
        return false;
      }
    }
  }
  return xmlHttp;
}