A display screen includes a video region in contact with a left side section of the display screen for performing a scaling display of an input video; a top region at the uppermost part of the display screen for displaying a plurality of items capable of being selected by a user; and a side region provided to the right or left of the display screen for displaying a plurality of items set at a lower level than an item selected by the user. Among the plurality of items displayed in the side region, an item currently selected by the user is so displayed as to be discriminated from the other items. After the item selected has been discriminatively displayed for a prescribed time period, a guidance describing the item being selected is displayed in the side region close to the item selected.