Computer services, namely, providing software interfaces available over a network in order to create personalized on-line information services; extraction and retrieval of information and data mining by means of global computer networks; creating indexes of information, indexes of web sites and indexes of other information sources in connection with global computer network; providing information from searchable indexes and databases of information, including text, electronic documents, databases, graphic and audio visual information, by means of global computer information networks; providing search engines for obtaining data on a global computer network and intra networks.