Abstract: In a digital broadcasting system including a plurality of service providing means each for providing a broadcasting service sent from a broadcasting network, a broadcasting facility P which is provided for each of the service providing means, and a broadcasting receiver 10 for receiving a broadcasting service which the broadcasting facility P provides via one IP network 7, the broadcasting facility P provides a broadcasting network identifier for identifying the type of the broadcasting network, a broadcasting facility identifier for identifying the broadcasting facility P, a service providing means identifier for identifying the service providing means, and a service identifier for identifying the broadcasting service, and the broadcasting receiver 10 specifies the broadcasting network identifier, the broadcasting facility identifier, the service providing means identifier, and the service identifier to specify a broadcasting service.

Abstract: A display control device is provided with a switch for selecting whether to permit or not to permit an operation of displaying a second display source on a second display by an operational instruction of a first input device, and only when the switch is set to an operable condition, the display control device performs display control of the second display source on the second display by the operational instruction of the first input device.