Help for Navigation
Scheme: BlackPure (Black background optimized for fullscreen view (Navigation by Javascript))
| Action | Where | Effect |
| ALT-F4 | everywhere | Back to Desktop |
| Click in left third of window | Full image window | Go to previous image |
| Click in right third of window | Full image window | Go to next image |
| Click in uppermost line of window | Full image window | Go to thumbnail window |
| Click in lowest line of window | Full image window | Go to image info window |
