<command arg="-root"/>
- <video href="http://www.youtube.com/watch?v=8BL2o8QJmiA"/>
+ <video href="https://www.youtube.com/watch?v=8BL2o8QJmiA"/>
<number id="delay" type="slider" arg="-delay %"
_label="Frame rate" _low-label="Low" _high-label="High"
<_description>
Internal combusion engines.
-http://en.wikipedia.org/wiki/Internal_combustion_engine#Operation
+https://en.wikipedia.org/wiki/Internal_combustion_engine#Operation
Written by Ben Buxton, Ed Beroset and Jamie Zawinski; 2001.
</_description>