Ooooo i cud do tht with my sig and have a diff kon all the time. And ppl wudn't bitch bout me having 3. Do tell ploid

imagerotation.com set up an account (don't need your actual email address as they don't send a confirmation email), and add urls and they will give you a url to the png that will randomly, or systematically pick one of the urls you included in the pool.