How do you get your Myspace icon pictures to change?

You know the little pictures that friends have that usually show there faces... Some of them change to different pictures... how do you do that?

Please Help me and thank youHow do you get your Myspace icon pictures to change?
http://gifninja.com

http://www.lunapic.com/editor/

http://www.good-tutorials.com

http://www.blibs.com/animation-factory/

http://nbswebfx.com/

http://www.gifworks.com/