1. You can use "Left" & "Right" arrows to navigate and move Thumba box (with Mozilla, mouse must be out of the gallery. This bug will be fixed later..)
2. Thumba box moves on the keyUp event (not on keyPress or keyDown) when you use keyboard navigation.
3. Press "Enter" or click on a thumbnail to start the lightbox.
4. When Thumba lightbox is running, use "Enter" or click onto the overlay or click onto the image to close it.
5. When Thumba lightbox is running, use "Left" & "Right" arrows to close the lightbox.
