I wondered the same thing for my forum. There is no setting that you can
change. But you can edit a file on your server: go to
components/com_kunena/lib/ and then edit the file called
kunena.parser.php
Search for this line:
'youtube'=>array('flash',425,355,0,0,'http://www.youtube.com/v/%vcode%?fs=1&hd=0&rel=1'... Читать дальше »