Auto	Automatic animation playback
Left1	creates a motion mark named Left
Right1	creates a motion mark named Right
Left2	creates a motion mark named Left2
Right2	creates a motion mark named Right2
LOD	first value - Model LOD? Second value - Animation speed multiplier
Del	Deletes the mark in the current frame
Up	Shifts the end of the mark to the current time
Down	Shifts the start of the mark to the current time