I tried DEFINE BUTTON oSelf:oPlus FILENAME ".\bitmaps\plus.bmp" OF ::oBar ; TOOLTIP "plus numbers" ; ACTION (oSelf:oPlus:lPressed:=!oSelf:oPlus:lPressed,; oSelf:oPlus:setcolor( CLR_BLUE, If( oSelf:oPlus:lPressed == .t., CLR_RED, CLR_BLUE )) ,; oSelf:oPlus:refresh() ...