Y - previous preset
U - last preset
T - Display song title
F - fullsreen framerate display on/off
R - random mode on/off
Note that the random mode will only randomize from the directory selected for it. In the AVS config window go to : Settings, then click on Presets/Hotkeys, here you can also set hotkeys for partiular AVS files, as well as select the Random directory and set tle length toshow presets for while in random mode.
To get to the AVS config, double click on the AVS display window.
There may be more keyboard controls these are just the ones I use..