function CreateXMLHTTPRequest(){
	var req = null;
	try{
		req = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch(e){
		try{
			req = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch(e2){
			req = null;
		}
	}
	if(!req && typeof XMLHttpRequest != "undefined"){
		req = new XMLHttpRequest();
	}
	return req;
}