Youtube video thumbnail images get using the video ID ?

Getting the thumbnail image for a YouTube video is very easy. Just use the following link, replacing the with the id of the video.

Large image:

http://img.youtube.com/vi//0.jpg

Thumb image:

http://img.youtube.com/vi//1.jpg

Thumb image (different position):

http://img.youtube.com/vi//2.jpg

Thumb image (different position):

http://img.youtube.com/vi//3.jpg

Default thumb image:

http://img.youtube.com/vi//default.jpg

High quality large image:

http://img.youtube.com/vi//hqdefault.jpg

Very large (max res) image:

http://img.youtube.com/vi//maxresdefault.jpg