Patent ID: 7907114

Claim:
An indicating lamp control device for controlling an illuminating operation of indicating lamps disposed around a display surface of a display apparatus, comprising: window information acquiring means for acquiring information representing a foreground-background stacking position of a window with respect to all other windows, and information representing a size of the window generated for an application program displayed on the display surface of the display apparatus; program determining means for determining whether or not the application program is a content display program adapted for said display apparatus to display the contents; and control means for controlling, based on both of the information acquired by said window information acquiring means and a determination result obtained by said program determining means, a brightness of said indicating lamps to be less than a predetermined level when said window corresponding to said content display program is in a frontmost position of the foreground-background stacking position with respect to all other windows, and is larger than a predetermined size, wherein the indicating lamps provide a luminance different from a luminance provided via the display surface.