Nikon released minor updates for many of its software packages today, including: View NX 1.5.3, Nikon Transfer 1.5.3 (Windows) / 1.5.2 ( Macintosh), WT-4 Setup Utility   1.1.4, Thumbnail Selector  1.1.4, WT-4 Camera Control Utility for 64-bit OS (v.1.1.4 Windows only). View NX and Nikon Transfer primarily add support for both Windows 7 and Snow Leopard (Mac OS X 10.6.x), but there have also been several bug fixes, and a few added features as well...
The WT-4 Setup Utility and Thumbnail Selector add Wireless Transmitter support for the D3S, Mac OS 10.5.8 (Leopard), and Windows 7.
The WT-4 Camera Control Utility for 64-bit OS adds support for the PC Mode function only (uses Camera Control Pro 2.7.1) for Windows 7 and Windows Vista 64-bit. 
US links:
View NX: http://support.nikontech.com/faqid=3D16692
Nikon Transfer: http://support.nikontech.com/faqid=3D16694
WT-4 Setup Utility: http://support.nikontech.com/faqid=3D16699
Thumbnail Selector: http://support.nikontech.com/faqid=3D16702
WT-4 Camera Control Utility for 64-bit OS: http://support.nikontech.com/faqid=3D16698
Canada Links:
View NX: http://help.nikon.ca/faqid=3D116679
Nikon Transfer: http://help.nikon.ca/faqid=3D116679
WT-4 Setup Utility: http://help.nikon.ca/faqid=3D116679
Thumbnail Selector: http://help.nikon.ca/faqid=3D116679
WT-4 Camera Control Utility for 64-bit OS: http://help.nikon.ca/faqid=3D16701