E-Commerce has become the market trend of this Century, the online bookstore management system as a typical application on E-commerce has a bright future. Therefore, the research on how to construct a high efficient and reliable online bookstore management system has practical meaning. The online bookstore management system mainly includes customer operation of the system front and the managers' management of the system background. The system front realize registration and logon for users, browsing books information, remarking on the books, placing orders, revising user's individual information and so on. The system background's management mainly includes the maintenance of books and users' information stored in the database and the dealing of orders and users' feedback information. This paper mainly elaborates the realization of the above functions.