With the rapid development of computer network technology and other computer technologies such as multimedia and human-computer interaction technology, it becomes to be more and more difficult for people to live and work without the support of computer network. Computer Supported Cooperative Work (CSCW) tends to be one important research field gradually. This thesis has explored how to support cooperative work efficiently, and has analysised concrete problems such as multi-user interfaces, model for cooperation, shared information space and multimedia communication, described the technological characters of CSCW system from different aspects, and provided an integrated view of the study of CSCW. In the thesis, we have also described the related conceptions and main research methods of WWW, the advantages, methods and existing problems of utilizing WWW as the infrastructure of CSCW system. At last, this thesis has described the design and implement of a little co-edit system based on WWW, that supports the whole process of collaborative work.
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