There are many ways to create a keyboard with the right letters on the right keys:
you can buy stickers:
http://www.keytools.co.uk/product.php?productid=16298
http://www.datacal.com/custom-overlays.htm
or
www.hooleon.com/menu-custom.htm
for more information, look here:
http://forum.colemak.com/viewtopic.php?id=188