newXMLHttpRequest.js

 var httpRequest = new XMLHttpRequest();
 
 httpRequest.open('GET',url,true);
 httpRequest.setRequestHeader("Method", "GET " + url + " HTTP/1.1");
 httpRequest.setRequestHeader('Content-Type','application/x-www-form-urlencoded'); 
 httpRequest.send(null);    

 // Register the callback to parseGetLength() when the request is done.

 httpRequest.onreadystatechange = function() {	
        if(httpRequest.readyState == 4){
             var returnData = httpRequest.responseText;
             parseGetLength(queueIdx,httpRequest.responseText);
        }
    }