42 Computerization services; drawing up of expert reports and consultancy in the field of computerization and information technology (IT); technical consultancy services in respect of computers, computer programs, web sites, data bases and computer networks; designing, creating, adapting, updating, installation and maintenance of web sites, computer networks and computer programs (in particular for data bases and computer networks); designing of data bases; providing access to computer data bases; providing of services through on-line or via the Internet approachable data bases containing information relating to computerization and information technology (IT); rental of information processing apparatus and of programs therefor