Download Youtube Videos In Mobile/Pc 2011

To Download Youtube videos
Just remove 'm.' Or 'www.' From video url and add 'ss'
infront of itand enjoy downloading video in differnt qualites..
Example in Mobile : http://m.youtube.com/watch?v=0LrT8N02vys

Remove m. & Add ss
http://ssyoutube.com/watch?v=0LrT8N02vys
EG in PC : http://www.youtube.com/watch?v=0LrT8N02vys
Remove www. & Add ss
http://ssyoutube.com/watch?v=0LrT8N02vys
Choose 3gp 240p,flv 240p,flv 360p,mp4 360p,mp4 460p,mp4720petc