Portugal's President Cavaco Silva, right, and his wife Maria Cavaco, second right, shake hands after their arrival at the airport of Jerez to take part at the 22nd Iberoamerican summit in the southern Spanish city of Cadiz, Friday, Nov. 16, 2012. Cadiz host a two-day summit that brings Latin American leaders together with those of Spain and Portugal, two countries badly hit by the economic crisis. This summit coincide with the bicentennial celebrations of the liberal 1812 Spanish Constitution, popularly known as “La Pepa.” (AP Photo/Miguel Angel Morenatti)

Spain's Prime Minister Mariano Rajoy arrives at the airport of Jerez to take part at the 22nd Iberoamerican summit in the southern Spanish city of Cadiz, Friday, Nov. 16, 2012. Cadiz host a two-day summit that brings Latin American leaders together with those of Spain and Portugal, two countries badly hit by the economic crisis. This summit coincide with the bicentennial celebrations of the liberal 1812 Spanish Constitution, popularly known as “La Pepa.” (AP Photo/Miguel Angel Morenatti)

A man works on his sand castle near the city wall in a beach in Cadiz, Spain, Thursday, Nov. 15, 2012. Cadiz will host the 22nd Ibero-American Summit next Nov. 16. (AP Photo/Emilio Morenatti)

Honduras' President Porfirio Lobo arrives at the airport of Jerez to take part at the 22nd Iberoamerican summit in the southern Spanish city of Cadiz, Friday, Nov. 16, 2012. Cadiz host a two-day summit that brings Latin American leaders together with those of Spain and Portugal, two countries badly hit by the economic crisis. This summit coincides with the bicentennial celebrations of the liberal 1812 Spanish Constitution, popularly known as “La Pepa.” (AP Photo/Miguel Angel Morenatti)

Shipyard workers block the main road heading to Cadiz where the 22nd Iberoamerican summit takes place in this southern Spanish city, Friday, Nov. 16, 2012. Hundreds of shipyard workers in the Spanish town of Cadiz on Friday blocked the main access bridge to the city on the first day of the Iberoamerican Summit between the Heads of Government of Spain, Portugal and Latin America. (AP Photo/Arturo Gonzalez)

A shipyard worker uses a slingshot during a protest as they tried to block the main road heading to Cadiz where the 22nd Iberoamerican summit takes place in this southern Spanish city, Friday, Nov. 16, 2012. Hundreds of shipyard workers in the Spanish town of Cadiz on Friday blocked the main access bridge to the city on the first day of the Iberoamerican Summit between the Heads of Government of Spain, Portugal and Latin America. (AP Photo/Arturo Gonzalez)

Ibero-American Foreign Ministers pose for a group photo during the XXII Iberoamerican summit in the southern Spanish city of Cadiz, Friday, Nov. 16, 2012. Cadiz host a two-day summit that brings Latin American leaders together with those of Spain and Portugal, two countries badly hit by the economic crisis. This summit coincides with the bicentennial celebrations of the liberal 1812 Spanish Constitution, popularly known as “La Pepa.” (AP Photo/Emilio Morenatti)