| 摘要 |
<p>PURPOSE:To easily and largely move a cursor even if a mouse is largely moved by providing scroll keys on a mouse main body and moving the cursor in vertical and horizontal directions. CONSTITUTION:Input keys 3a and 3b instructing the input of the position of the cursor and data, and the scroll keys 4a-4d are provided on the mouse main body 1. When the moving amount of the cursor is small, the mouse main body 1 is moved and the cursor is moved. When the moving amount of the cursor is large, the scroll keys 4a-4d are used and the cursor or the display content of a display is scrolled in the vertical or horizontal direction. Thus, the cursor can be moved large with a simple operation without largely moving the mouse.</p> |
