<number id="points" type="slider" arg="-points %"
_label="Particles" _low-label="Few" _high-label="Many"
low="10" high="1000" default="400"/>
<number id="points" type="slider" arg="-points %"
_label="Particles" _low-label="Few" _high-label="Many"
low="10" high="1000" default="400"/>