42 Leasing of access time to computer or telematic databases, to servers of computer programs, to computer programs via interfaces of customized network pages, rental of access time to an Internet portal, conversion of data and computer programs, computer services, namely creation of catalogs and data directories, of sites, design of computer software and networks, design of Web pages, of Web sites, design, creation, hosting and maintenance of computer sites for third parties, duplication of computer programs, computer support services by telephone, on-line assistance services for computer program users, technical consultancy and assistance in the fields of design, creation, hosting and maintenance of computer sites of businesses on line, installation of computer software, creation of links between Internet sites, creation and maintenance of Web sites, design of graphics, designs and texts for Web pages, management of Internet portals, particularly as a content provider, creation of personal pages on the Internet for third parties, development, design, programming of homepages and Web pages; computer hosting services