A portable electronic apparatus including a main and a sub display and a cover that is opened/closed in use. A “keyword” is selected on a function setting picture displayed on the main display, thereby displaying a keyword input picture. A desired keyword, for example, “Weather forecast” is then inputted. When a data broadcast including a match of the set keyword is received during reception of a digital television broadcast, a video and data broadcast are displayed on the main and sub displays, respectively.