Tutorial: Youtube Widescreen Video
Want this?
http://i37.tinypic.com/2mnkr2u.png
Follow these instructions:
Firefox:
Get this:
https://addons.mozilla.org/en-US/firefox/addon/573
Then go to tools > cookie editor
Type in 'youtube'
Select VISITOR_INFO1_LIVE and replace the code (content field) with “O0pMCBlwgBI” (without the quotes)
You now have widescreen youtube!
Test video: (fmt=22 makes it 720p)
http://www.youtube.com/watch?v=bjIP0arSn_k&fmt=22
source: http://foolrulez.org/blog/2008/11/yo...video-enabled/