rem: this.mDocPanel.addObserver("subjectChange", this); 
add: this.mDocPanel.addObserver("subjectChange", this, false); 
context:   initViewerPanels: function()  {    this.mDocPanel = this.mPanelSet.getPanel(0);    this.mDocPanel.addObserver("subjectChange", this);    this.mObjectPanel = this.mPanelSet.getPanel(1);    if (this.mInitTarget) {      if (this.mInitTarget.nodeType == 9)        this.setTargetDocument(this.mInitTarget);      else if (this.mInitTarget.nodeType == 1) {        this.setTargetDocument(this.mInitTarget.ownerDocument);        this.mDocPanel.params = this.mInitTarget;      }      this.mInitTarget = null;    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/da7e1268bd1d056d9a1cf802e22f3313c5accb15/inspector.js/buggy/extensions/inspector/resources/content/inspector.js