用于图书馆里系统的小程序，里面可以属于各个图书馆的联系方式，图书信息，占地面积，有利于图书销售人员管理自己的业务范围。-library system for the small program, can they all belong to the link library, library information, the total area is conducive to book sales staff to manage their own business.

看1 可售图书信息的录入，修改，栓除及图书库存管理 2图书销售处理 3 查询图书库存及销售情况，以及对销售及古村进行统计4 系统维护，修改密码 数据库备份 -see a sell books information input, modify, in addition to books and suppository inventory management two book sales for three books dealing with inventory