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