add: if (timeout > 0) { clearTimeout(timeoutEvent); } 
context: function plLoadHandler(evt) {  // make sure we pick up the right load event  if (evt.type != 'load' ||       evt.originalTarget.defaultView.frameElement)      return;  var end_time = Date.now();  var time = (end_time - start_time);  // does this page want to do its own timing?  // if so, we shouldn't be here  if (plPageFlags() & TEST_DOES_OWN_TIMING) {    dumpLine("tp: Bubbling onload handler used with page that does its own timing?");    plStop(true);  }  plRecordTime(time);  if (doRenderTest)    runRenderTest();  plNextPage();}
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/e681d14e56c2814afe17bad618a876b7c23eba41/pageloader.js/buggy/layout/tools/pageloader/pageloader.js