播放指定路径下的音乐，背景10秒钟换一次，如果打包运行的话注意com库的路径位置，界面没有按钮，一切控制靠宏功能。-Play the music under the specified path, the background 10 seconds for a time, if the package run, then note the location of com library path, the interface does not have buttons, all control