| 摘要 |
<p>PURPOSE:To operate a scroll instruction from an operation part with a scroll instruction part closest from the cursor of a pointing device at the present time point when performing the scroll instruction by providing scroll area operation parts at four positions on the upper, lower, right and left sides of a display window. CONSTITUTION:This system is provided with vertical scroll instruction part move areas 22 on the right and left sides of a scroll area 21 and scroll instruction parts 23 arranged inside the vertical scroll instruction part move areas 22. Further, scroll instruction part move areas 24 and scroll instruction parts 25 are similarly provided above and under the scroll area 21. In this case, concerning the relation of the scroll instruction part move areas 24 and the scroll instruction parts 25, the scroll instruction part move areas 24 express the entire area of the scroll area 21, and the scroll instruction parts 25 express the position of a visible part displayed at present. This is similar to the scroll instruction move area as well. As a result, a man-machine interface can be improved.</p> |
