Check out your Mac's amazing, free image editor.
Your Mac’s amazing, free image editor
Get A Quick File Preview In Windows 7
Want a better look at that file? We've got a quick keyboard shortcut.
MIcrosoft Word Previewer Problem
There is a known problem in Microsoft Office programs previewer. The good news is that, while Microsoft works on this, there is a work-around available.
First Listen
Cool Site - First Listen is another great site brought to you by NPR where you can listen to select previews of artists upcoming albums in their entirety.