function submitSimpleSearchForm(){
  document.searchForm.searchRefineAttribute.value='reset';
  document.searchForm.submit();
}

function hideUserShell(){
  try {
    Dwt.setVisibility(document.getElementById("userShell"),false);
  } catch (ex){
    return;
  }
}
function showUserShell(){
  try {
    Dwt.setVisibility(document.getElementById("userShell"),true);
  } catch (ex){
    return;
  }
}

function esiGeneratePageInvalidationUrl(){
   var theUrl = window.location.href;

   var invEsiMarker = "esi=invalidateNow";

   var posInv = theUrl.indexOf(invEsiMarker);
   //add invalidation marker
   if (posInv == -1) {
       var posParam = theUrl.indexOf("?");
       if (posParam == -1) {
          theUrl += "?"+invEsiMarker;
       } else {
          theUrl += "&"+invEsiMarker;
       }
       document.write("Invalidating cache for this page...");
       document.close();
  }
  else {
       document.write("The current URL["+theUrl+"] already contains ["+invEsiMarker+"] when it shouldn't");
       document.close();
  }
 window.location.href = theUrl;
 }

  function esiForwardToOrginalUrl(){
       var theUrl = window.location.href;

       var invEsiMarker = new String("esi=invalidateNow");
       var posInv = theUrl.indexOf(invEsiMarker);

       //remove invalidation marker
      if (posInv != -1) {
          document.write(theUrl);
          theUrl = theUrl.replace(/\?esi=invalidateNow/gi,"");
          theUrl = theUrl.replace(/&esi=invalidateNow/gi,"");
          theUrl = theUrl.replace(/esi=invalidateNow/gi,"");
          window.location.href = theUrl;
      }
  }

  function readCookie(name)
  {
      var nameEQ = name + "=";
      var ca = document.cookie.split(';');
      for(var i=0;i < ca.length;i++)
      {
          var c = ca[i];
          while (c.charAt(0)==' ') c = c.substring(1,c.length);
          if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
      }
      //alert('A cookie was not set. '+name+'. Please ensure that your browser accepts cookies.');
      return "Username";
  }