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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
 <title></title>
 <script type="text/javascript">
  function createReq() {
   var req = false;
   if (window.XMLHttpRequest) { //Mozilla
    req = new XMLHttpRequest();
   } else if (window.ActiveXObject) { //IE
    try {
     req = new ActiveXObject("Microsoft.XMLHTTP"); //IE6
    } catch (e) { 
     try {
      req = new ActiveXObject("MsXML2.XMLHTP");
     } catch (e) {
      alert(" Create a XMLHttpRequest object failed!  ");
     }
    }
   }
   return req;
  }
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