网上书店，购物车结算，用户注册，新书排行-Online bookstore, shopping cart billing, user registration, book Top

在线购物 有客户端和管理员。顾客可以在线选择商品，课加入购物车和直接付款。管理员对商品和顾客信息进行管理。-Online ShoppingThere are clients and administrators. Customers can choose the product line, adding shopping carts and payment. Administrators can customer information and product information it ha