// JScript File
   var http_request = false;
     
   function makeRequest(url) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/xml');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      http_request.onreadystatechange = alertContents;
      http_request.open('GET', url, true);
      http_request.send(null);
   }

function alertContents() {
        if (http_request.readyState == 4) {
            if (http_request.status == 200) {
                var xmldoc = http_request.responseXML;
                var root_node = xmldoc.getElementsByTagName('root').item(0);
                var imgID = root_node.getAttribute("id");
                var imgpath = root_node.getAttribute("img");
                document.getElementById(imgID).src = imgpath;
            } else {
                alert('Đã có lỗi xảy ra! Tin của bạn chưa được lưu.');
            }
        }
    } 
   
   function do_xml(o_img) {
      o_img.src = 'http://batdongsan123.com/Image/loading.gif';
      makeRequest('http://batdongsan123.com/do_Save.aspx?id=' + o_img.id);
   }