rem: var idx = this.mDOMOutliner.currentIndex; 
add: var idx = this.mDOMTree.currentIndex; 
context:   cmdShowPseudoClasses: function()  {    var idx = this.mDOMOutliner.currentIndex;    var node = this.getNodeFromRowIndex(idx);        if (node)      openDialog("chrome://inspector/content/viewers/dom/pseudoClassDialog.xul",                            "_blank", "chrome", node);  },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/d38a0937d9c93a0a9d913e2ac781e4328bb8cc73/dom.js/buggy/extensions/inspector/resources/content/viewers/dom/dom.js