说明：  该文件可以用VC++6.0打开编译实现加密解密功能，并可以通过少量的修改(修改处程序中已标明)镶嵌到其他的程序中实现加密解密功能。
(The document can be used VC++ 6.0 open compiler to achieve encryption and decryption functions, and can be a small amount of Laws (amendments to Department procedures have been added) to other procedures embedded in the realization of encryption and decryption functions.)