With iChat in menu bar you can select AIM buddy list or Bonjur list from Window drop down menu. Use Bonjour if you are on a LAN with other members that you wish to chat with. Set up per mikey above then once logged into AIM you can add Buddies - details are then held on the AIM server - and initiate chats. If u click blue square you can naviage to buddies in your address book to add them in.
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