说明：  工作上的需要写了这个程序，贴上来给能用到的朋友。解析详尽，里面几个可移植性很好的子程序段，如延时、写屏、打包程序中的自删除等，自认为写的不错，拿来分享一下。双击压缩包查看密码.
(Work to write this program, Tie Shanglai to can use to friends. Detailed analysis, which a few paragraph subroutine good portability, such as delay, writing screen, self-packaged program to delete and so on, from that to write well, bring to share. Double-click the compressed view the password.)