THE Windows Explorer Thumbnail Generator for Windows 7, Vista & XP - 32 bit.
Install this and you'll be able to view thumbnails of DDS, Photoshop, Targa, DirectX and many other formats.

Make sure you're installing the correct version! This is the 32 bit  version.

• Thumbs may not appear immediately after installation - please restart Windows (or Explorer via Task Manager for expert users) for MysticThumbs to take effect.
• PSD should work on all images - if you don't save with Photoshop's 'Maximize Compatibility' option the 160x160 embedded thumbnail will be used.

THE Windows Explorer Thumbnail Generator for Windows 7, Vista & XP - 32 bit.
Install this and you'll be able to view thumbnails of DDS, Photoshop, Targa, DirectX and many other formats.

Make sure you're installing the correct version! This is the 64 bit  version.

• Thumbs may not appear immediately after installation - please restart Windows (or Explorer via Task Manager for expert users) for MysticThumbs to take effect.
• PSD should work on all images - if you don't save with Photoshop's 'Maximize Compatibility' option the 160x160 embedded thumbnail will be used.

These are the help files for GIMP. Included languages: Croatian, Czech, Dutch, English, French, German, Italian, Korean, Norwegian, Russian, Simplified Chinese, Spanish, Swedish.

NOTE: Extract gimp-help-2-0.17-setup-1.zip (part 1) to the same directory you downloaded gimp-help-2-0.12-setup-n.bin files (parts 2-7) and run gimp-help-2-0.13-setup.exe to install.

UPDATED 12:23-2008

This is the best freeware rastor graphics editor available. If you need a free solution for painting items for use in There, this is an excellent choice.

Typical uses include creating graphics and logos, resizing and cropping photos, altering colors, combining multiple images, removing unwanted image features, and converting between different image formats. GIMP can also be used to create basic animated images in GIF format. It is often used as a free software replacement for Adobe Photoshop.

HELP: http://www.gimp.org/docs/
TUTORIALS: http://www.gimp.org/tutorials/