| 摘要 |
PROBLEM TO BE SOLVED: To obtain speedily required information, by providing a plurality of data in the same categories in a lower hierarchy data with respect to an upper hierarchy data respectively, tentatively selecting one of the upper hierarchy data, and displaying the lower hierarchy data by changing the upper hierarchy data. SOLUTION: In a menu display image for searching registered points, menu items of an upper hierarchy data are displayed in a left side image and searching objects of user registered points is roughly selected. On the other hand, in a right side image a lower menu items with respect to the upper hierarchy data in the left side image are displayed. When a user selects 'stay' in the menu items in the left side image, the right side image displays a list of accommodations. By selecting an item of 'amusement hotel' and pressing an enter-key, the right display moves to the left image and the next lower hierarchy is displayed in the new right image. As a result, the user easily realizes selection condition of the menu items and accurately manipulates key-operations. |
