Then, copy it in the bin/graphics/systemgraphics of the game.
I have tested these images, they works great with as AT background image during the AI turn
One is for WW2 ;
(extracted from the old excellent mod for SC1 "ELITE EDITION" GUI MOD from
HolzemFrumFloppen - 2002)

Other is for Napolonic mods ("Age of Napoleon",etc.)



