var MakeXMLHttp = {

 Create: function()
 {
  var XMLHttp;

  try
  {
   XMLHttp = new XMLHttpRequest(); // For Firefox, Opera 8.0+, Safari
  }
  catch (e)
  {
   try
   {
    XMLHttp = new ActiveXObject("MSXML2.XMLHTTP.3.0"); // For Internet Explorer 6.0+
   }
   catch (e)
   {
    try
    {
     XMLHttp = new ActiveXObject("Microsoft.XMLHTTP"); // For Internet Explorer 5.5+
    }
    catch (e)
    {
     return false; // For Incompatible Browsers
    }
   }
  }

  return XMLHttp;
 }
                  }