In addition to yesterday's previously-reported hardware and software releases, Apple also released two minor updates specifically for Windows users.
MobileMe Control Panel 1.1 (for Windows) weighs in at 1.6 MB and requires Windows XP Home SP2, XP Professional SP2 or Vista SP1 or later, iTunes 8.0 or later, and a MobileMe account.
Bonjour for Windows 1.0.5 weighs in at 2.1 MB and requires Windows 2000/2003, XP, or Vista. According to Apple's support article, the update addresses two DNS vulnerabilities.