rem: if(value){ this.currentView.goToPrevious( value ); }else{ this.currentView.goToPrevious( ); } 
add: document.getElementById("view-deck").selectedPanel.moveView(-1*value); 
context: CalendarWindow.prototype.goToPrevious = function calWin_goToPrevious( value ){      if(value){      this.currentView.goToPrevious( value );   }else{      this.currentView.goToPrevious( );   }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/ea0a19bbff318452a3dd971a2d778d5c35d82b4a/calendarWindow.js/buggy/calendar/resources/content/calendarWindow.js