rem: var node = this.getSelectedNode(); 
add: var node = this.selectedNode; 
context:   cmdInspectBrowser: function()  {    var node = this.getSelectedNode();    var n = node.localName.toLowerCase();    if (node && n == "browser" && node.namespaceURI == kXULNSURI) {      // xul browser      this.subject = node.contentDocument;    } else if (node && n == "tabbrowser" && node.namespaceURI == kXULNSURI) {      // xul tabbrowser      this.subject = node.contentDocument;    } else if (n == "iframe" && node.namespaceURI == kXULNSURI) {      // xul iframe      this.subject = node.contentDocument;    } else if (n == "iframe" || n == "frame") {      // html iframe or frame      this.subject = node.contentDocument;    } else if (n == "editor") {      // editor shell      this.subject = node.editorShell.editorDocument;    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a7c48464e3280bcd1d3585d7cc0bc61c943ad5a5/dom.js/clean/extensions/inspector/resources/content/viewers/dom/dom.js