- <boolean id="showfps" _label="Show Frames-per-Second" arg-set="-fps"/>
- </hgroup>
-
- <number id="delay" type="slider" arg="-delay %"
- _label="Speed" _low-label="Slow" _high-label="Fast"
- low="0" high="20000" default="10000"
- convert="invert"/>
-
- <boolean id="wander" _label="Wander" arg-set="-wander"/>