Patent ID: 7705832

Claim:
An image display apparatus comprising: a display screen having a touch panel function; a display control means for performing control for displaying an image on the display screen with operation buttons superimposed thereon; a position information detection means for detecting the position information of a touched position on the display screen; a selection means for selecting one of the operation buttons displayed on the display screen based on the detected position information; an image data generation means for generating image data for displaying the image on an external device with the operation buttons superimposed thereon; and an output terminal for outputting the generated image data to the external device, wherein: the apparatus further comprises a switching detection means for detecting a display switching operation for switching the display of the image from the display screen to the external device; and if the display switching operation is detected by the switching detection means: the display control means terminates the display control of the display screen and outputs the generated image data to the external device from the output terminal; the position information detection means detects the position information of a touched position on the display screen; and the select means selects one of the operation buttons displayed on the external device according to the detected position information.