Patent ID: 8633943

Claim:
An image display apparatus comprising: a storage unit configured to store a plurality of pieces of image data representing original images; a display screen configured to display reduced images, which are reduced in size from the original images; a processor configured to change the original images or the reduced images to tone-changed images or tone-changed reduced images having a plurality of tones; and a display controller configured to control the display screen to display a plurality of reduced images and tone-changed reduced images of different kinds obtained from the reduced images in a column direction and a row direction, such that the reduced images are arranged and displayed in the column direction, and the tone-changed reduced images of different kinds obtained from the reduced images arranged and displayed in the column direction, are arranged and displayed in the row direction; wherein: if a scroll in the column direction is instructed, the display controller is configured to arrange and display new reduced images in the column direction, and to arrange and display tone-changed reduced images of said different kinds, obtained from the new reduced images arranged and displayed in the column direction, in the row direction; if a scroll in the row direction is instructed, the display controller is configured to arrange and display tone-changed reduced images of other kinds obtained from the reduced images, while simultaneously maintaining display of the reduced images already displayed in the column direction; and the column direction corresponds to one of a vertical direction and a horizontal direction of the display screen, and the row direction corresponds to the other one of the vertical direction and the horizontal direction of the display screen.