| 摘要 |
<p>PURPOSE:To avoid a complicated window switching instruction to make a display picture easy to see by reducing a window to display it in a prescribed position at the time of instructing the holding state. CONSTITUTION:When the holding state is instructed by a holding state instructing means 2, a control means 3 temporarily reduces the instructed window to display it on a prescribed display position of a display means 1. When the non-holding state is indicated, the reduced window in the holding state is instructed to the original size and is displayed on the original display position. When display state switching of a window is instructed by a display instructing means 6, a control means 7 switches the display state of not only the window but also the other windows belonging to the same group as this window based on the output of a group storage means 5, thus improving the work efficiency.</p> |
