AJAX in IE7 and its so called native xmlhttp

ajax.js

var xml = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();

ifEnabled.js

if (isAjaxEnabled()){  $.AjaxCFC({    url: "/org/sixfive/ajax/doLovelyAjax.cfc",    ....  } 

isAjaxEnabled.js

function isAjaxEnabled() {      
   var xml = true;      
   if(BrowserDetect.browser == "Explorer"){        
      try {             
         var test = new ActiveXObject("Microsoft.XMLHTTP");              
         // do not need to use ActiveXObject as this has already been assigned to XMLHttpRequest.              
         xml = true;          
      } catch (ex) {              
         xml = false;          
      }       
   }      
   return xml;     
}