This invention forms a menu of video data (88) as the background image of the menu and sub-picture data (90) made of an selection item of the menu, alters highlight information for the selection item of the sub-picture data (90), thereby easily forming various menu. Specifically, a button area for surrounding the selection item and the action item represented by the sub-picture data (90) is provided, and the color and contract of the pattern pixel, background pixel and highlighted pixel as pixel data in the button area are variously altered.