When you start a new Topic, there is a Icon that lets to put in a Video:
,
after the youtube video has a Embed Code:
Example: <object width="425" height="344"><param name="movie" value="https://www.youtube.com/v/U4sni7Cu368&hl=en&fs=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="https://www.youtube.com/v/U4sni7Cu368&hl=en&fs=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object>
Your meant to click onto the
, then Paste that code in there:
Outcome: