AOL Instant Messenger users:
RIGHT CLICK the icon you would like. Select Save Picture As...., and save it to your computer. (Remember where you save it!) Next, in Instant Messenger, click on one of your buddy icons, and it will take you to the Buddy Icon Preferences. Scroll up to where it says "MY BUDDY ICON," click that, select BROWSE, and find where you saved your icon and select it.
Your buddy icon is set.