in real time this network is preferably public and allows access to remote servers is usually the ip network the apparatus can also receive audio video data from a transmission network through a reception antenna associated with a demodulator 4 the apparatus furthermore comprises an infrared signals receiver 7 for receiving the signals from a remote control 8 a memory 9 for storing a database and audio video decoding logic 10 for generating the audiovisual signals sent to the television screen 2 the remote control is furnished with u2191 u2193 u2192 and u2190 direction buttons and u201c ok u201d and u201c select u201d buttons the function of which we shall see later the viewing apparatus also comprises a circuit 11 for displaying data on the screen often called the osd circuit the initials standing for u201c on screen display u201d the osd circuit 11 is a text and graphics generator which enables menus and pictograms for example a number corresponding to the station displayed to be displayed on the screen and enables the navigation menus in accordance with the present invention to be displayed the osd circuit is controlled by the central unit 3 and a navigator 12 the navigator 12 is advantageously embodied in the form of a program module recorded in a read only memory it may also be embodied in the form of a custom circuit of asic type for.