Extension talk:YouTube

How can I get information about <youtube width="250" height="200">clJkG9selQY</youtube> tag used in http://bionic.wikia.com/index.php?title=Main_Page&action=edit , that shows

<youtube width="250" height="200">clJkG9selQY</youtube> Doomsday Is Tomorrow Fan Trailer Premiere! . --82.159.137.20 10:33, 2 April 2007 (UTC) try <youtube align="left" width="250" height="200">clJkG9selQY</youtube>