diff -up KoboDeluxe-0.5.0/prefs.cpp.defaults KoboDeluxe-0.5.0/prefs.cpp
--- KoboDeluxe-0.5.0/prefs.cpp.defaults	2007-12-15 08:52:14.000000000 +0100
+++ KoboDeluxe-0.5.0/prefs.cpp	2007-12-16 15:05:42.000000000 +0100
@@ -79,7 +79,7 @@ void prefs_t::init()
 	key("vol_boost", vol_boost, 0); desc("Volume Boost");
 
 	comment("--- Video settings -------------------------");
-	yesno("fullscreen", fullscreen, 0); desc("Fullscreen Display");
+	yesno("fullscreen", fullscreen, 1); desc("Fullscreen Display");
 	key("videodriver", videodriver, GFX_DRIVER_SDL2D);
 			desc("Display Driver");
 	key("width", width, 640); desc("Horizontal Resolution");