rem: this.updateSummaryGraphTimeout = setTimeout(function () { _self.updateSummaryGraph() }, 500); 
add: this.tipButtonElement.addEventListener("click", function(event) { entry.toggleTipBalloon(event) }, false ); 
context:         this.updateSummaryGraphTimeout = setTimeout(function () { _self.updateSummaryGraph() }, 500);
meta: 5650	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5650/63e28315b5c63fe081f945e0aee1c4e59c84aa0f/NetworkPanel.js/clean/WebCore/page/inspector/NetworkPanel.js