Microsoft RAW Image Thumbnailer and Viewer for Windows XP

http://www.microsoft.com/downloads/details.aspx?familyid=D48E808E-B10D-4CE4-A141-5866FD4A3286&displaylang=en

Quick Description
The Microsoft RAW Image Thumbnailer and Viewer is a free “PowerToy” for Microsoft Windows XP that provides the ability to view, organize, and print photos captured in RAW image formats from supported Canon and Nikon digital cameras.