Computer hardware; computer software; tablets for computers; personal digital assistants (PDAs); cellular mobile telephones; cellular mobile telephones; mobile phones; video phones; apparatus for recording video; video cameras; video conferencing apparatus; apparatus for data communications between computers; apparatus for linking computers into networks; apparatus for receiving information from a computer; apparatus for use in communications between computers; audiovisual display apparatus for use with computers; communication devices for linking computer networks; communications electronics for computers; communications processing computer software; computer apparatus; computer apparatus adapted for use with visual display units; computer apparatus for recording telephone calls; computer controlled sound apparatus; computer digital maps; computer graphics apparatus; computer hardware; computer imaging systems; computer keyboards; computer memory apparatus; computer memory storage apparatus; computer modems; computer network apparatus; computer networks for the communication of data; computer operating programs; computer programs for video games; computer software; computer software (programs); computer software adapted for use in the operation of computers; computer systems; computers; devices for linking terminals on a computer apparatus; devices for use in the networking of computers; electronic computer apparatus; home computers; memories for computers; microprocessor based computer compatible apparatus; mobile work stations (computer, other than furniture); monitors (computer hardware); monitors (computer programs); navigation computers for cars; network applications being computer programs; network controllers being computer apparatus; notebook computers; on-board computers; on-board computers for vehicles; personal computer application software; personal computers; personal computers incorporating computer software; personal home computers; portable computer s; pre-recorded computer programmes; process computers; programmable computers; television display apparatus for use with computers; visual display apparatus for use with computers; apparatus for linking computers into networks; apparatus for network communication; apparatus for telephone networks; apparatus for transmitting data by the telephone network; communication devices for linking computer networks; communications networks; computer apparatus for use in local area networks; computer network apparatus; computer networking apparatus; computer networks; digital tablets; electronic tablets; graphics tablets; tablets for computers; apparatus for recording video; still video cameras; video monitors; video phones; video players; audio apparatus; audio players