演示了如何创建一个这样的托盘程序Alert。Alert是一个运行在系统托盘中的小闹钟，它在设定的时间后触发，运行屏幕保护程序并播放一首歌曲 -Demonstrated how to create such a procedure tray Alert. Alert is a run on the system tray of the small alarm clock, set it in the time after the trigger, run screen saver and play