With the rapid development of the network technology, especially the WEB technology based on the browsers, more and more people are carrying out their business through Web, such as E-commerce and other public information services, etc.

• 随着网络技术尤其是基于浏览器的WEB技术的迅速发展,人们越来越多的通过WEB进行各种各样的活动,从电子商务到各种公共信息服务等等。