What happened to the Gaim systray icon? - As of 0.65 systray functionality has moved into the docklet plugin, labeled "System Tray Icon" in Gaim's plugins section (under Preferences). You will need to load this plugin for the systray features to work.
http://gaim.sourceforge.net/win32/index.php

ho trovato questo sul loro sito ma non capisco bene cosa vuol dire