var defp_htmlConnection;
  var browserIE;

  function defp_createXMLHttp()
  {
    var ret = null;
    browserIE = false;
    if (window.XMLHttpRequest){
      ret = new XMLHttpRequest();
      if (navigator.appName == 'Microsoft Internet Explorer') browserIE = true;
    }
    else if(window.ActiveXObject){
      ret = new ActiveXObject('Microsoft.XMLHTTP');
      browserIE = true;
    }
    return ret;
  }

  function defp_GetUrl(url)
  {

    defp_htmlConnection = defp_createXMLHttp();
    if(defp_htmlConnection!=null)
    {
      if(browserIE){
        defp_htmlConnection.onreadystatechange = defp_stateHandler;  
        defp_htmlConnection.open('GET', url, true);
        defp_htmlConnection.send();
      }
      else{
        defp_htmlConnection.onreadystatechange = defp_stateHandler;  
        defp_htmlConnection.open('GET', url, true);
        defp_htmlConnection.overrideMimeType('text/html');
        defp_htmlConnection.send(null);
      }
    }
  }
  
  function defp_stateHandler(){
    if (defp_htmlConnection.readyState == 4){
      if (defp_htmlConnection.status == 200){
        defp_success();
      }
    }
  }