[Korah]

I want to put the last ten seconds of the dog video on a continuous loop and use it as my screen saver.

Go here and make a short gif of it. It's free to register and you can create gifs up to 15 seconds long off videos you find around the web. The instructions are real simple also.

Gif Soup Gif Creator

[Oztrich Boy]

I want to put the last ten seconds of the dog video on a continuous loop and use it as my screen saver.

Go here and make a short gif of it.

I think it's already been done

http://blog.wtfconcept.com/wp-content/uploads/2011/05/8de136a592.gif