Why not frame a panel or two in a really beautiful wallpaper. It's cost effective and makes the same bold statement without the permanence. Cole & Son - Cow Parsley is shown here, we think the yellow really pops. available at walnut wallpaper
When we saw this cool headboard decorating trick in the home section of their January issue we had to take a closer look! They took a beautiful marble-style decorative wrap/craft paper and decoupaged it an unfinished door.