A graphical user interface is disclosed which achieves an easy search for a desired item upon scrolling. A plurality of representation images individually representing different selection object items are displayed in an array along one direction of a display screen. A noticed representation image selected from among the representation images is displayed emphatically at a fixed position on the display screen, and explanation information of the noticed representation image is displayed in the proximity of the noticed representation image. If a scrolling information for the array of representation images is issued, then scrolling is executed such that explanation information also of the representation images other than the noticed representation image is displayed. Further, a bar display including a mark representing the position and the group of the noticed representation image in the array of representation images is displayed together.