function UserTracking(op, page, data1, data2)
        {
            var URL = "http://"+window.location.hostname+"/includes/UserTracking/UserTrackingPost.asp?Op=" + op + 
                "&Page=" + page +
                "&Data1=" + data1 +
                "&Data2=" + data2 +
                "&Now=" + escape(Date());
            uTrack.open("GET", URL, true);
            uTrack.send(null);
        }

function getHTTPObject() {
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
    }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
    try {
      xmlhttp = new XMLHttpRequest();
    } catch (e) {
      xmlhttp = false;
    }
  }
  return xmlhttp;
}

var uTrack = getHTTPObject();