| 摘要 |
PROBLEM TO BE SOLVED: To lessen user's burden at a time of user's selecting an item.SOLUTION: A selection candidate item from among a plurality of items displayed on a display screen is displayed in a manner different from those of the other items. If a predetermined determination operation is carried out in a state in which an operation unit is at a reference position, the selection candidate item is determined as a selected item. If the operation unit is displaced from the reference position, the selection candidate item displayed on the display screen is changed in proportion to a displacement amount from the reference position. If the displacement amount of the operation unit from the reference position exceeds a predetermined threshold displacement amount, a group of the plurality of items displayed on the display screen is changed. |
