rem: if (this.isTimerSupported) { 
add: if (this.isTimerSupported || !aDragSession.sourceNode) { 
context:   onDragEnterSetTimer: function (aTarget, aDragSession)  {    if (this.isPlatformNotSupported)      return;    if (this.isTimerSupported) {      var targetToBeLoaded = aTarget;      clearTimeout(this.loadTimer);      if (aTarget == aDragSession.sourceNode)        return;      var This = this;      this.loadTimer=setTimeout(function () {This.onDragLoadTarget(targetToBeLoaded)}, This.springLoadedMenuDelay);    } else {      var now = new Date().getTime();      this.loadTimer  = now;      this.loadTarget = aTarget;    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a412a553d75be88806a0ba31081c60511d2db832/bookmarksMenu.js/clean/browser/components/bookmarks/content/bookmarksMenu.js