用户管理
........\pwd modify.vi
........\test
........\....\管理员权限.vi
........\user load.vi
........\user login.vi
........\user management.vi
........\user 验证（例子）.vi
........\修改密码.vi
........\更改用户.vi
........\添加用户.vi
........\用户密码查询.vi
........\输入判断.vi