| 摘要 |
<p>PURPOSE:To provide an information display device on which plural information having hierarchical relations are efficiently displayed in accordance with the instruction from a user. CONSTITUTION:When the user inputs 'treatise/America' to a position corresponding to 'new window/input' on a window 22a, the window 22a is displayed in this state as it is, and a window 24 where 'America' and plural information 'X1' to 'X6' placed in the just lower hierarchy are displayed with 'America' of plural information having hierarchical relations as the start point are displayed is displayed besides.</p> |
