function getXMLDoc(url, result) {

   var request = new XMLHttpRequest();

   try{

     request.open("GET", url, true);
     request.send();

     request.onreadystatechange = function() {

     if (request.readyState == 4) {

        console.log(request);
        result(request.responseXML);

     }
   }

 }
 catch (e) {
    console.log("getXmlDoc err:" + e.msg);
 }