Patent ID: 8181121

Claim:
A display unit capable of displaying a plurality of reduced images respectively corresponding to a plurality of original images, comprising: an identifier that identifies each kind of said plurality of original images; a processor that performs predetermined processing on a first reduced image corresponding to an original image in response to the original image being identified by said identifier as being a specific kind, and the predetermined processing generates a second reduced image; and a display that is controlled by said processor to alternately display a first screen including said first reduced image and a second screen including said second reduced image in place of said first reduced image on said first screen, wherein said first screen further includes a third reduced image corresponding to an original image whose identification result by said identifier indicates a kind except for said specific kind, and said second screen further includes a fourth reduced image the same as said third reduced image, wherein said processor automatically alternates the display of said first screen and the display of said second screen at a predetermined time interval.