The last link seems expensive. Try this it is something I am working on and it is not expensive. Using the philosophy behind wainscotting where the bottom half is wood and the top is the regular drywall. Cut a doorway at where the two pieces intersect. Cut the wainscotting or paneling to fit the door way and place it on so it will just pop off. The doorway is just part of the natural decor. Use your imagination to fill in the gaps.