rem: && aWalker.currentNode.nodeType == Node.ELEMENT_NODE 
add: && aWalker.currentNode.nodeType == nsIDOMNode.ELEMENT_NODE 
context:   doFindElementsByTagName: function(aWalker)  {    var re = new RegExp(this.mFindParams[0], "i");    return aWalker.currentNode           && aWalker.currentNode.nodeType == Node.ELEMENT_NODE           && re.test(aWalker.currentNode.localName);  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/1bdedd18e398f941e1efe6c0448264ea16e357a1/dom.js/buggy/extensions/inspector/resources/content/viewers/dom/dom.js