Character Viewer or Keyboard Viewer may keep appearing with authentication or Fast User Switching dialogs in Mac OS X v10.6.

The rest is here:
Mac OS X v10.6: Character Viewer / Keyboard Viewer appears with authentication dialogs or Fast User Switching dialogs

Similar Posts:

• Mac OS X v10.6: Character Viewer / Keyboard Viewer appears with authentication dialogs or Fast User Switching dialogs
• Mac OS X v10.6: Character Viewer / Keyboard Viewer appears with authentication dialogs or Fast User Switching dialogs
• iTunes for Windows: About Fast User Switching with Windows XP, Windows Vista, and Windows 7
• Mac OS X Server v10.6: Configuring iChat Server user attributes when used in a disjointed namespace
• iPhone and iPod touch: Applications unexpectedly quit after entering the ‘ã�¯’ character