get isViewingContent() { return this.mPanelSet.getPanel(0).subject != null; }, 
get panelset() { return this.mPanelSet; }, 
  get isViewingContent() { return this.mPanelSet.getPanel(0).subject != null; },
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/af197d575f9748de72ac02971d7faad133e22065/inspector.js/buggy/extensions/inspector/resources/content/inspector.js