| With the development of computer science, the globalization upsurge of Internet makes the human society enter a new information age, offer more thoughtful and more individualized services to the masses of network users. But the electronic commerce will be the information time commerce pattern substantive change in sexuality,is the future trade way development direction . The electronic commerce technology development impelled the global economy development, the on-line government, the on-line store, the on-line transaction and so on impelled the electronic commerce technology developmentAs the development of IT technogly, e-business stronger day by day, more tradition commercial acts bring into play in the Internet, second-hand market as a representative example, compare with tradition second-hand market, the second-hand market in net is more rapider, and have a good real time, abundant information, larger space to develop. This thesis is to set up a second-hand market in the internet by the software such as dreamweave, fireworks,iis,UltraEdit and active server page and DataBase, supply a number of netizen a free plat with the pattern of b to c. users can free issuance supply and demand information and mark simply intercommunion.This topic establishes a electronic commerce network according to the practical application. According to the electronic commerce website application demand, carries on the demand analysis, and to website plan design. Using the HTML language, the VBScript technology, ADO, ASP and the backstage database link and so on the essential technology constructs the on-line shopping Realizes the on-line shopping system member to register with the registration, the website home page, divides function and so on page browsing, shopping system, news system, website community and security and maintenance. |