computer services, namely, creating indexes of information, sites, and other resources available on computer networks; searching and retrieving information, sites, and other resources available on computer networks for others; providing an on-line link to news, weather, sports, current events, and reference materials; hosting the web sites of others on a computer server for a global computer network; creating and maintaining web sites for others; and providing on-line facilities for real-time interaction with other computer users concerning topics and general interest