Mention Denmark and some people will think of marauding Vikings with horned helmets or one of Denmark's more famous exports--Carlsberg beer--or the fairy tales of Hans Christian Andersen. But of the Danes themselves they may know very little. The Danes tend to be more relaxed and less formal than their fellow Scandinavians--and more independently minded. In fact, Denmark used to be referred to by its puritanical northern neighbors as "the loose woman...