国际互联网(Internet)是目前全世界最大的计算机网络,尤其是全球资源网(World Wide Web)近两年来的蓬勃发展,多媒体技术在Internet上的应用,令国际互联网进入了一个新的时代。WWW可谓功能强大,它不仅能展现文字、图像、声音、动画等超媒体文件,并可达到使用者单一界面存取各种网络资 The Internet is the largest computer network in the world at present, especially the World Wide Web has boomed in recent two years. The application of multimedia technology on the Internet has brought the Internet into a new era. WWW can be described as powerful, it can not only display text, images, sound, animation and other hypermedia files, and users can access a single interface to access a variety of Internet