| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable to easily change a map while grasping the map. SOLUTION: A main screen MDP, which displays a detailed map, and a sub screen SDP, which displays a wide area map, are placed, and then the sub screen SDP is divided into a plurality of regions and the detailed map of a center region, where a cursor CR shows, is displayed on a main screen MDP. The detailed map of the area, where the cursor CR reaches, is displayed on the main screen MDP when the cursor CR moves and therewith the wide area map around an area that the cursor CR indicates, is displayed.</p> |
