All followed command are useable in all board windows (games, fuseki, joseki)
First move (Home). Go to begin of the game or root of the fuseki/joseki tree.
10 moves back (Left Arrow). Take 10 moves back
Prior node (Page Up). Brings you to the prior node of the fuseki/joseki. In the game without variations you will go to the first move.
Previous move (Left Arrow). Take last move back. Go to previous move.
Next move (Right Arrow). Go to the next move in the game. In fuseki/joseki windows it goes by default way (letter 'a') or repeat already passed variation.
Next node (Page Down). Brings you to the next node of the fuseki/joseki. In the game without variations you will go to the last move.
10 moves forward (Left Arrow). Goes 10 moves forward.
Last move (End). Go to end of the current game.
Keyboard: The keyboard shortcut for each command is given above with italic. Note that the board needs to have the focus for the keyboard shortcut to work.