On-line services; on-line services, namely searching, retrieving, delivering, indexing, managing and organizing content on the Internet and local area networks; e-mail notification services; application service provider services; application service provider services, namely providing access to computer software for use in connection with searching, retrieving, delivering, indexing, managing and organizing content of the Internet and local area networks; e-mail notification services; providing search engines for obtaining data on the Internet; crawler services, namely indexing web pages and creating databases relating to searched topics; harvester services, namely searching document information and creating summaries of the results; organization of and classification of information and web sites on the Internet