<number id="delay2" type="slider" arg="-delay2 %"
_label="Frame rate" _low-label="Low" _high-label="High"
low="1" high="500000" default="20000"
<number id="delay2" type="slider" arg="-delay2 %"
_label="Frame rate" _low-label="Low" _high-label="High"
low="1" high="500000" default="20000"