用５１实现的多级菜单，对于想学习５１界面编程是一个很好的参考例子．在ＫＥＩＬ　Ｃ　７.０１上编译．-with 51 of the multi-level menu, 51 want to learn programming interface is a good example. The C 7.01 on KEIL compiler.

51实现多菜单显示,翻页功能,是一个做系统的必须要的!希望大家用后多多支持!-51 multi-menu display, flip function, is a system must do the! Hope that after a lot of support!