| 摘要 |
<p>PROBLEM TO BE SOLVED: To quickly open a target menu by displaying the menu contents of a selected icon when any of icons is selected and also eliminating lower icons linked to the selected icon. SOLUTION: For instance, when the icon 104 of a menu selected on a 4th hierarchy is selected from among icons 101 to 106 shown in the lowest row (a), the icons 104 to 106 are eliminated (b) and the contents of the selected icon 104 are shown in the form of a true structure on a displaying part 107. The hierarchical position of a menu in display can immediately be decided by showing a menu and the icon showing the hierarchical position of the menu side by side within the limited display screen in the display of a hierarchical menu and an optional hierarchical position can be returned only by selecting one of icons at the time of returning a hierarchy.</p> |
