| 摘要 |
The composition mentioned hereinafter has been chosen to enable switching over the window targeted for manipulation by manipulating an arrow key, in case a subwindow which can be manipulated with a free cursor is present inside a main window which can be manipulated with a block cursor. In a state in which subwindow is focused during manipulation of main window, there is a switchover, by detection of lapse of a fixed time T, to manipulation of subwindow. In addition, in a state in which the free cursor is present in a border portion of subwindow during manipulation of subwindow, there is a switchover to main window as a result of detection of any one of: manipulation of key in the subwindow outward direction, pressing of key for a fixed time in the subwindow outward direction, and lapse of a fixed time T.
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