In Browser fullscreen:
- right click > Auto image size
- select any other option than default / "Fit image to window, large only"
= "Fit image to window, large only" is marked
In Viewer fullscreen:
- right click > Auto image size
- select option "Fit image to window width" or "height"
= no option is marked, other 3 options work good
XnView 1.96.1, Windows Vista SP1.
