<command arg="-root"/>
- <video href="http://www.youtube.com/watch?v=Y1ceRT30qr0"/>
+ <video href="https://www.youtube.com/watch?v=Y1ceRT30qr0"/>
<number id="delay" type="slider" arg="-delay %"
_label="Frame rate" _low-label="Low" _high-label="High"
<_description>
Escher's infinite staircase.
-http://en.wikipedia.org/wiki/Maurits_Cornelis_Escher
+https://en.wikipedia.org/wiki/Maurits_Cornelis_Escher
Written by Marcelo Vianna and Jamie Zawinski; 1998.
</_description>