Abstract: When assigning display IDs to displays which form a multi-screen system, the displays are arranged such that short distance radio communication is possible and an ID setting apparatus which can perform the short distance radio communication is employed. After each display ID is set in the ID setting apparatus, the ID setting apparatus and each of the displays are placed near each other in a contactless manner so as to transfer the display ID set in the ID setting apparatus to the display and assign the display ID to the display.

Abstract: Commands are entered in a video game by the player to determine an action of a player character for thereby determining an action and an image of at least one opponent character. A plurality of icons representing respective commands for the player character and a movable cursor are displayed on a displayed image, and the movable cursor positioned on one of the icons is detected. Then, the one of the icons is enlarged in size based on the detected movable cursor to assist the player of the video game in entering the command represented by the one of the icons.