rem:  if (this.mFlashSelected) this.flashElement(this.mSelection); 
add:  if (this.mSelection) { if (this.mFlashSelected) this.flashElement(this.mSelection); } 
context:   onItemSelected: function()  {    var idx = this.mDOMOutliner.currentIndex;    this.mSelection = this.getNodeFromRowIndex(idx);    this.mObsMan.dispatchEvent("selectionChange", { selection: this.mSelection } );    if (this.mFlashSelected)      this.flashElement(this.mSelection);  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/732dc6261a2ac11c9af2f33803020c5eb226df56/dom.js/buggy/extensions/inspector/resources/content/viewers/dom/dom.js