| 摘要 |
<p>PROBLEM TO BE SOLVED: To speedily and accurately input an order menu. SOLUTION: A display unit 40 with a touch panel which can display a display menu key 41K forming part of a menu key and can input an order menu by a touch operation of the display menu key 41K is provided on the internal surface 11I of one openable door body 11 and a depression menu key 61K which forms part of a menu key and can input an order menu by depressing is provided on the internal surface 15I of the other door body 15; when the depression menu key 61K is pressed, display menu keys 41K of menus assigned to the depression menu key 61K are displayed on the display surface 40G of the display unit 40 with the touch panel.</p> |
