Brazil's Flavio Saretta celebrates after winning against Argentina's Juan Martin Araguren during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Brazil's Flavio Saretta celebrates after winning against Argentina's Juan Martin Araguren during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Argentina's Juan Martin Araguren serves against Brazil's Flavio Saretta during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. Saretta won the match. REUTERS/Caetano Barreira (BRAZIL)

Brazil's Flavio Saretta hits a return against Argentina's Juan Martin Araguren during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. Saretta won the match. REUTERS/Caetano Barreira (BRAZIL)

Brazil's Flavio Saretta celebrates after beating Argentina's Juan Martin Araguren during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Argentina's Juan Martin Araguren serves to Brazil's Flavio Saretta during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Argentina's Juan Martin Araguren reacts after losing a point to Brazil's Flavio Saretta during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Brazil's Flavio Saretta plays a return to Argentina's Juan Martin Araguren during their quarterfinal tennis match at Pan American Games in Rio de Janeiro July 26, 2007. REUTERS/Caetano Barreira (BRAZIL)

Argentina's Juan Martin Araguren hits a return against Brazil's Flavio Saretta during their quarterfinal tennis match at the Pan American Games in Rio de Janeiro July 26, 2007. Saretta won the match. REUTERS/Caetano Barreira (BRAZIL)

Brazil's Flavio Saretta celebrates after defeating Canada's Peter Polansky in their Davis Cup tennis match at Costao do Santinho resort in Florianopolis, southern Brazil April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta sits on the court after defeating Canada in their Davis Cup tennis match at Costao do Santinho resort in Florianopolis, southern Brazil April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Peter Polansky serves to Brazil's Flavio Saretta during their Davis Cup tennis match in Florianopolis, southern Brazil, April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Peter Polansky keeps his eyes on the ball during the Davis Cup tennis match against Brazil's Flavio Saretta at Costao do Santinho resort in Florianopolis, southern Brazil April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Peter Polansky returns the ball to Brazil's Flavio Saretta during their Davis Cup tennis match in Florianopolis, southern Brazil, April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Peter Polansky returns the ball to Brazil's Flavio Saretta during their Davis cup match in Florianopolis, southern Brazil, April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta serves to Canada's Peter Polansky in their Davis Cup tennis match in Florianopolis, southern Brazil, April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta returns the ball to Canada's Peter Polansky during their Davis cup match in Florianopolis, southern Brazil April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta returns a shot to Canada's Peter Polansky during their Davis cup match in Florianopolis, southern Brazil, April 8, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta celebrates after defeating Canada's player Frederic Niemeyer in their Davis cup match at Costao do Santinho resort, in Florianopolis southern Brazil, April 7, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta returns the ball to Canada's player Frederic Niemeyer in their Davis cup American Zone match at Costao do Santinho resort, in Florianopolis southern Brazil April 7, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta keeps his eye on the ball during in their Davis cup American Zone tennis match against Canada's Frederic Niemeyer at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta serves to Canada's Frederic Niemeyer in their Davis cup American Zone match at Costao do Santinho resort, in Florianopolis southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta lies on the ground during his Davis cup American Zone match against Canada's Frederic Niemeyer in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta serves to Canada's Frederic Niemeyer in their Davis cup American Zone match at Costao do Santinho resort, in Florianopolis southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta reacts during the Davis cup American Zone tennis match against Canada's Frederic Niemeyer at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta reacts during in the Davis cup American Zone tennis match against Canada's Frederic Niemeyer at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Brazil's Flavio Saretta returns the ball to Canada's Frederic Niemeyer in their Davis cup American Zone tennis match at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Frederic Niemeyer returns the ball to Brazil's Flavio Saretta in their Davis cup American Zone tennis match at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Frederic Niemeyer returns the ball to Brazil's Flavio Saretta in their Davis cup American Zone tennis match at Costao do Santinho resort, in Florianopolis, southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Canada's Frederic Niemeyer returns the ball to Brazil's Flavio Saretta in their Davis cup American Zone match at Costao do Santinho resort, in Florianopolis southern Brazil, April 6, 2007. REUTERS/Bruno Domingos (BRAZIL)

Jiri Vanek of Czech Republic plays a shot to Brazil's Flavio Saretta during their singles tennis match at the Buenos Aires Open February 21, 2007. REUTERS/Enrique Marcarian (ARGENTINA)

Brazil's Flavio Saretta plays a shot to Jiri Vanek from Czech Republic during their singles tennis match at the Buenos Aires Open, February 21, 2007. REUTERS/Enrique Marcarian (ARGENTINA)

Flavio Saretta of Brazil wipes his face during his Brazil Open semi-final tennis match against Juan Carlos Ferrero of Spain at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta (R) of Brazil is comforted by the umpire during his Brazil Open semi-final tennis match against Juan Carlos Ferrero of Spain at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain celebrates after defeating Flavio Saretta of Brazil during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain plays a shot to Flavio Saretta of Brazil during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to Juan Carlos Ferrero of Spain during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain reacts after defeating Flavio Saretta of Brazil during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to Juan Carlos Ferrero of Spain during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain serves to Flavio Saretta of Brazil during their Brazil Open semi- final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain returns a shot to Flavio Saretta of Brazil during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to Juan Carlos Ferrero of Spain during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Juan Carlos Ferrero of Spain returns a shot to Flavio Saretta of Brazil during their Brazil Open semi-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Nicolas Almagro of Spain returns a shot to Flavio Saretta of Brazil during their Brazil Open quarter-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Nicolas Almargo of Spain returns a shot to Flavio Saretta of Brazil during their Brazil Open quarter-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil serves to Spain's Nicolas Almagro during their Brazil Open quarter-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to Spain's Nicolas Almagro during their Brazil Open quarter-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil reacts after defeating Spain's Nicolas Almagro during their Brazil Open quarter-final tennis match at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil reacts during his Brazil Open quarter-final tennis match against Spain's Nicolas Almagro at Costa do Sauipe in Bahia February 17, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil reacts during his Brazil Open tennis match against compatriot Flavio Saretta at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil reacts during his Brazil Open tennis match against compatriot Gustavo Kuerten at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil (L) shakes hands with compatriot Flavio Saretta after their Brazil Open tennis match at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil reacts during his Brazil Open tennis match against compatriot Gustavo Kuerten at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil reacts during his Brazil Open tennis match against compatriot Flavio Saretta at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to compatriot Gustavo Kuerten during their Brazil Open tennis match against at Costa do Sauipe in Bahia February 14, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil argues with the referee during his Brazil Open tennis match against compatriot Flavio Saretta at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Flavio Saretta of Brazil returns a shot to compatriot Gustavo Kuerten during their Brazil Open tennis match at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil returns a shot to compatriot Flavio Saretta during their Brazil Open tennis match at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

A physiotherapist stretches the leg of Gustavo Kuerten of Brazil during his Brazil Open tennis match against his compatriot Flavio Saretta at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)

Gustavo Kuerten of Brazil reacts during his Brazil Open tennis match against compatriot Flavio Saretta at Costa do Sauipe in Bahia February 15, 2007. REUTERS/Paulo Whitaker (BRAZIL)