The System Of Online Shopping

The system of online shopping adopts three-layers system construction. Application layer is the interface of connecting customer with application. Service layer is the responsible for business handles, the data interview. It is the bridge of applied layer and the data layer. Data layer realizes data index, data operation and data verification. This system of online shopping is made up several basic functions following:Catalogue view and products searching: Consumers can look over the products information through browsing the products catalogue or searching for the products information.The customer entry and register: When the customer purchase the product in the shopping car, the customer's detailed information is needed, if he did not register then the system will send him to login page automatically for the customer entry and register.The shopping car management: It is the important part of the system of online shopping. It needs to add and delete the product, clear shopping car, change product quantities, obtain the subtotal price in the shopping car. The customer can visit and manage their shopping cart at any time during the session of doing shopping.The order form management: It includes the formulation of user's order form and treatment of user's order form. The treatment of user's order form offers the ways of four kinds of inquiry order forms. For every order record inquired management can look over its detailed information or edit it.