SWITCHING DEVICE FOR WINDOW

PURPOSE: To improve the operability and usability by facilitating key operation for switching to a window. CONSTITUTION: This is a window switching device which performs switching to the window by key operation on a keyboard 31, and equipped with a window switching judgement part 14 which judges whether or not the switching to the window is performed according to the key input on the keyboard 31 and a window switching control part 15 which performs switching control over the window when there is a window switching judgement signal from the window switching judgement part 14 and does not perform the window switching control unless there is the window switching judgement signal from the window switching judgement part 14.