这是一个把任意窗口放到最上层的程序, 使用了热键技术、托盘加图标技术、打开但不显示非模式窗口技术、仅启动一份程序技术。-This is a window into the top of any program, use the hot key technology, plus the tray icon technology, open the window but does not display non-mode technology, only the start of a process