Dejan Lovren of Croatia looks on during the line up for the national anthem during the 2014 World Cup, Group A qualifying football match between Scotland and Croatia at Hampden Park in Glasgow, Scotland, on October 15, 2013. AFP PHOTO / IAN MACNICOL

Stipe Pletikosa of Croatia looks on during the line up for the national anthem during the 2014 World Cup, Group A qualifying football match between Scotland and Croatia at Hampden Park in Glasgow, Scotland, on October 15, 2013. AFP PHOTO / IAN MACNICOL

Darijio Srna of Croatia looks on during the line up for the national anthem during the 2014 World Cup, Group A qualifying football match between Scotland and Croatia at Hampden Park in Glasgow, Scotland, on October 15, 2013. AFP PHOTO / IAN MACNICOL

Croatia's midfielder Luka Modric sings the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's forward Mario Mandzukic sings the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's midfielder Ivan Perisic looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's midfielder Ivan Rakitic looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's defender Sime Vrsaljko looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's defender Dejan Lovren looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's midfielder Mateo Kovacic looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's defender Domagoj Vida sings the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's midfielder Alen Halilovic looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's defender Josip Pivaric looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's midfielder Niko Kranjcar looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's forward Ivica Olic looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's defender Ivan Strinic sings the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER

Croatia's goalkeeper Stipe Pletikosa looks on during the line up for the national anthem during the 2014 World Cup qualifying football match between Croatia and Belgium at Maksimir stadium in Zagreb on November 11, 2013. AFP PHOTO / STRINGER