| 摘要 |
The present invention makes it possible to alter a keyboard arrangement displayed on a touch screen even using a simple operation. A character input device of a PDA, mobile telephone, or the like comprises a memory unit (34) for storing a plurality of different types of keyboard arrangement images, a display unit (30) for displaying one of a plurality of different types of keyboard arrangement images on a touch screen (12), a touch operation judgment unit (31) for judging whether or not a touch operation has been performed in a specified area of the touch screen (12), and a display switching control unit (33) for controlling the display unit (30) so that one of the keyboard arrangement images among the keyboard arrangement images stored by the memory unit (34), other than the keyboard arrangement image that is being displayed by the display unit (30), is displayed in cases where a touch operation is judged to have been performed. |
