rem: if (metaNode && metaNode.getAttribute("http-equiv").toLowerCase() == name) return metaNode; 
add: if (metaNode) { var httpEquiv = metaNode.getAttribute("http-equiv"); if (httpEquiv && httpEquiv.toLowerCase() == name) return metaNode; } 
context: function GetHTTPEquivMetaElement(name){  if (name)  {    name = name.toLowerCase();    if (name != "")    {      var metaNodes = editorShell.editorDocument.getElementsByTagName("meta");      if (metaNodes && metaNodes.length > 0)      {        for (var i = 0; i < metaNodes.length; i++)        {          var metaNode = metaNodes.item(i);          if (metaNode && metaNode.getAttribute("http-equiv").toLowerCase() == name)            return metaNode;        }      }    }  }  return null;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/52d7a93c75d49817060da61873d383063b3f87b0/EdDialogCommon.js/buggy/editor/ui/dialogs/content/EdDialogCommon.js