Thanks, Jim. That is very nifty. It puts me in mind of a certain Arthur C. Clarke story about a soccer game gone wrong.... On Tue, 24 Dec 2013, Jim Moskowitz wrote: > Rjukan, Norway. Look at them for yourself; they're not actually that large. > http://www.theguardian.com/world/2013/nov/06/rjukan-sun-norway-town-mirrors > >