Real Madrid's coach Jose Mourinho (R) shakes hands with Barcelona's coach Pep Guardiola before their Champions League semi-final first leg soccer match at Santiago Bernabeu stadium in Madrid, April 27, 2011. [Photo/Agencies]

Barcelona's supporters celebrate Lionel Messi's goals against Real Madrid after their Champions League semi-final first leg soccer match, at Canaletas fountain in Las Ramblas, central Barcelona, April 27, 2011. [Photo/Agencies]