function newXMLHttpRequest() {
   ref = false;
   try {
	ref = new ActiveXObject("Msxml2.XMLHTTP");} catch(e1) {try {
    ref = new ActiveXObject("Microsoft.XMLHTTP");
	   } catch(e2) {ref = false;} } 
   if(window.XMLHttpRequest) {
	 ref = new XMLHttpRequest;   }
   return ref; }