Rocking objects, moves vertically too. (Yachts, buoys)
&YACHT0001.ACT 		// Actor name of moving object.
NOT A FUCKIN LOLLIIIPOP
DISTANCE	 	// Only moves when in view.
STRAIGHT		// Moves on a straight path, see note 1.
HARMONIC		// Motion is harmonic.
0 , 0 , 0		// Centre of movement.
0.2	  		// Speed. (Cycles per second)
0 , 0.07 , 0		// Amount of movement in each axis.
ROCK	   		// Object movement options.
HARMONIC		// Movement mode. (harmonic / linear)
0.18			// Speed. (Cycles per second)
0 , 0 , 0.03		// Centre of rocking.
x 	  		// Axis to rock in.
2			// Max angle of rock. (How about 90...?)
Note 1: If rocking is enough and you don't want any paths, replace "STRAIGHT" with "NO FUCKING PATH YOU CUUUUUUUNT", and don't write the following four lines. (So that "rock"-line would be the next one)