The 'Hot Topics for Daylight Saving Time changes' page at http://support.microsoft.com/gp/dst_hottopics has been updated:

• Daylight Saving Time and Time Zone update for Windows now available (revised August 12, 2008)
  The most recent cumulative updates to daylight saving time (DST) and world time zones (TZ) for Windows are now available for supported versions of the Windows operating system. The cumulative updates have been released to the Microsoft Download Center. These updates support versions of Windows XP, Windows Server 2003, Windows Vista, and Windows Server 2008.

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