1. Download aim.zip to your desired location.
2. Extract your downloaded file.
3. Log on to AIM
4. In your buddy list window menu go to 'My AIM' > 'Edit Options' > 'Edit Preferences...'
5. Click on 'Buddy Icons'
6. Click 'Browse PC'
7. Navigate to where you saved the icon on your hard disk, pick it and click 'OK'
8. Click 'OK'

If you have not been prompted to download aim.zip then click here.