How to Change the Border for Thumbnail Previews in Vista
This will show you how to change the border for all Windows Explorer thumbnail preview images in Vista to either have a drop shadow, photo, video sprockets, or no border.You will need to click on View or Views, on Windows Explorer window Menu bar, and have it set to either Medium Icons, Large Icons, or Extra Large Icons to see a thumbnail preview of the file image as the icon.
EXAMPLE: Available Thumbnail Preview Image Borders
NOTE...