This is not a joke. They take their chess seriously in Croatia! An amateur beat a chess master in Croatia and was strip searched because they believed he was carrying a hidden electronic device that gave him the winning moves. The moral of this story is that if you play chess in Croatia make sure you're wearing clean underwear!
Here's the link to prove that I'm not making this up: http://www.croatiantimes.com/news/Sports/2012-12-28/31524/Bulgarian_chess_player_strip_searched_after_being_accused_of_cheating_in_Croatian_tournament