If you want convert file format then use these sites

If you want to convert the flv file to any other format then you use these site or tool to convert this file :

http://javimoya.com/blog/youtube_en.php

Here is another link that convert your flv video. you directly download video for you Pc/IPod/PSP
and most interesting thing is that it is totlly free


http://vixy.net/


multiple site download

http://www.downloadyoutubevideos.com/