<command arg="-root"/>
- <video href="http://www.youtube.com/watch?v=U78xPez5UGg"/>
+ <video href="https://www.youtube.com/watch?v=U78xPez5UGg"/>
<number id="sharkspeed" type="slider" arg="-delay %"
_label="Frame rate" _low-label="Low" _high-label="High"