| 摘要 |
<p>PROBLEM TO BE SOLVED: To further improve the convenience in use of a menu. SOLUTION: When displaying a superordinate menu and a subordinate menu corresponding to the superordinate menu in a display part 9, the superordinate menu is displayed in the display part 9 via the front 50A of a virtual cube menu 50, and when recognizing that the cube menu 50 is selected according to input operation, the cube menu 50 is rotated, and after displaying the rotating process by a prescribed interpolative image, the subordinate menu is displayed via an upper surface 50B after rotating the cube menu 50, and since the visual continuity to the subordinate menu from the superordinate menu can be held, a user can easily recognize a change to the subordinate menu from the superordinate menu.</p> |
