1. A broadcast receiver for receiving broadcast signals in which a data signal is transmitted together with a video signal, comprising: receiving means for receiving said broadcast signals; a video decoder for decoding said video signal received by said receiving means; separating means for separating said data signal from said broadcast signals received by said receiving means; judging means for judging whether said data signal separated from said broadcast signals by said separating means is address information associated with a computer network or is character broadcast information; storing means for storing a separated data signal when said separated data signal is judged to be said address information associated with said computer network; list making means for making a list of said address information stored in said storing means; a data decoder for decoding said character broadcast information present in said separated data signal; a user operated control panel; a selector for selecting as an output one of a decoded video signal from said video decoder, a decoded character broadcast information signal from said data decoder, or the list of said address information from said list making means in response to a selection command from said control panel; and a display for displaying the output of said selector based on said selection command.