A visual display has front and rear display panels and a surrounding frame. The display is configured to be supported by and between rows of gaming machine by first and second downwardly extending support legs, the legs each having transverse stop plates extending in cantilever manner from opposite sides of the vertical support legs at a position spaced above the lower ends of the legs. The frame supports pivotal clamps for clamping signage over the display panels. In one embodiment, the display panels are illuminated. In a thin configuration of the sign, the front and rear panels are arranged back-to-back and are edge lit.