本程序为简单的MP3文件的打开关联程序，即可以在运行本程序后通过我编的MP3播放器来播放MP3文件，绝对有效。希望大家多多指点。因为时间关系，没将这个功能加入MP3播放器中。-the simple procedures for the opening of MP3 files associated procedures, which can run through the procedures of Part I MP3 player to play MP3 files, totally eff