| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve the operation performance of a system for outputting media in accordance with a media picture by specifying the media picture. SOLUTION: When an object to be observed or listened is defined as media, a picture corresponding to the media is displayed on a display screen 14, and when a prescribed media picture is specified, media corresponding to the media picture is outputted. When the specified media can not be outputted, the media picture is erased or the media picture is erased and simultaneously its display position is stored, and when the output of the erased media is made available, the media picture is displayed again on the stored display position.</p> |
