I don't know.

Here's what I have, it won't work.
Code:
bmap bmap_background = <healthbar.bmp>;
panel panel_editor{
	pos_x = 0;
	pos_y = 0;
	layer = 1;
	size_x = playerhealth;
window(10,50,122,7,bmap_background,0,0);

	flags = visible, transparent;
}


-Johnny Thrash