function getHTTPObject() 
{
    var xmlhttp;
	  /*@cc_on
         @if (@_jscript_version >= 5)
          try {  
              xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
              } catch (e) {
              try {
                  xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
                  } catch (E) {
                  xmlhttp = false;
                  }
              } 
         @else
          xmlhttp = false;
         @end @*/     
    if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
    {
     	try
     	{
       		xmlhttp = new XMLHttpRequest();
      	}	 
      	catch (e)
      	{
           xmlhttp = false;
      	}
	 }
      return xmlhttp;
}


var http = getHTTPObject();