Britain's Queen Elizabeth II is seen amidst the national flags of Britain and Singapore as she leaves at the National Library, Friday March 17, 2006 in Singapore. The queen, who arrived in Singapore late Thursday after completing a five-day visit to Australia, is making her first trip to the city-state in nearly two decades at the invitation of the city-state's President S.R. Nathan. (AP Photo/Richard Vogel, POOL)

Britain's Queen Elizabeth II arrives at the Aquatic Center to watch swimming heats at the Commonwealth Games in Melbourne, Australia, Thursday, March 16, 2006. The Queen officially opened the 18th Commonwealth Games during a ceremony Wednesday. (AP Photo/Ian Waldie, Pool)

Britain's Queen Elizabeth II, arrives at the Raffles Hotel, Thursday March 16, 2006 in Singapore. The Queen arrived in Singapore late Thursday after completing a five-day visit to Australia. The monarch is making her first trip to the city-state in nearly two decades at the invitation of the city-state's President S.R. Nathan. (AP Photo/Wong Maye-e, POOL)

Britain's Queen Elizabeth II smiles during the Commonwealth Games opening ceremony in Melbourne, Australia Wednesday March 15, 2006. (AP Photo/Mark Baker)

Queen Elizabeth II, accompanied by Australian Prime Minister John Howard, left, waves to wellwishers after having lunch in the Royal Exhibition Building in Melbourne, Wednesday, March 15, 2006. The Queen, who is in Australia on a five-day visit, opened the renovations to the Sydney Opera House and will open the Commonwealth Games. (AP Photo/Torsten Blackwood, pool)

Britain's Queen Elizabeth II clutches flowers and an Australian flag, as she arrives for the opening of the Commonwealth Games in Melbourne, Australia, Wednesday March 15, 2006, during her five-day tour of the country. (AP Photo/Ian Jones, pool)

Britain's Queen Elizabeth II smiles as she attends an official lunch in Melbourne, Australia, Wednesday March 15, 2006. The Queen was greeted with protests as well as pomp when she arrived in the southern Australian city of Melbourne on Wednesday to open the Commonwealth Games. About 200 demonstrators backing claims by Aborigines that British colonizers stole the land that became Australia from its original inhabitants more than 200 years ago were among about 500 people who gathered outside the site where the monarch was to have an official lunch. (AP Photo/Rick Stevens)

Britain's Queen Elizabeth II leaves St Mary Magdalene Church on the Sandringham Estate, England, after attending a New Year's Day service, Sunday Jan. 1 2006.(AP Photo/Chris Radburn, pool)

Britain's Queen Elizabeth II looks at a present given to her by a well-wisher following the traditional Christmas Day service at Sandringham, England, Sunday Dec. 25, 2005. (AP Photo/Alastair Grant, Pool)

Britain's Queen Elizabeth II arrives at the Belfast Central Mission, Northern Ireland, Thursday, Dec. 8, 2005. Her Majesty arrived along with His Royal Highness the Duke of Endinburgh to visit the central mission which was awarded the Queen's Award for Voluntary services. (AP Photo/Peter Morrison)

Britain's Queen Elizabeth II arrives at the Belfast Central Mission, Northern Ireland, Thursday, Dec. 8, 2005. Her Majesty arrived along with His Royal Highness the Duke of Endinburgh to visit the central mission which was awarded the Queen's Award for Voluntary services. (AP Photo/Peter Morrison)

Britain's Queen Elizabeth II arrives at the opening ceremony of the Commonwealth Heads of Government Meeting (CHOGM) in Valletta, Malta, Friday Nov. 25, 2005. (AP Photo/Martin Cleaver)

Britain's Queen Elizabeth II smiles as she leaves after unveiling a plinth to inaugurate the Grand Harbour Marina in Vittoriosa, during her state visit to Malta, where she will attend the Commonwealth Heads of Government Meeting (CHOGM), Thursday Nov. 24, 2005. The Queen attends the four-day meeting on the island in her role as head of the Commonwealth. (AP Photo/Matt Dunham)

Britain's Queen Elizabeth II watches a flypast by RAF Jaguars in a diamond 9 formation at RAF Coltishall, in England, during a visit to the air base , Thursday, Nov. 17, 2005. Her visit marked the 65th anniversary of the airfield. (AP Photo / Arthur Edwards / The Sun, Pool)

Britain's Queen Elizabeth II, with The Dean, The Very Reverend Dr Wesley Carr, right, arrives at Westminster Abbey, London, Tuesday Nov. 15, 2005. Queen Elizabeth II attended a service of Holy Communion at the inaugration of the Eighth General Synod of the Church of England. (AP Photo/Kirsty Wigglesworth/WPA pool)

Britain's Queen Elizabeth II talks to construction workers at the Channel Tunnel Rail Link at Stratford station, in east London Wednesday Oct. 12, 2005, which will provide the framework for a dedicated high speed shuttle service to the nearby Olympic Park for the 2012 Olympics. The Queen also saw where the 80,000-seat stadium and other venues will be built on the vast 500-acre development area in east London ready for the sporting extravaganza in seven years' time.(AP Photo/Alastair Grant)

Britain's Queen Elizabeth II, waves to the crowd, while standing on the balcony at Buckingham Palace, London, Sunday July 10, 2005, at the end of a day of events marking the 60th anniversary of the end of the Second World War. (AP Photo/ Colin Davey, Pool)

Britain's Queen Elizabeth II leaves the National Service of Remembrance and Commemoration for the end of the Second World War at Westminster Abbey in London Sunday July 10, 2005. (AP Photo/ Mark Large, Pool)

Britain's Queen Elizabeth II after laying a wreath on the innocents victims memorial before the National Service of Remembrance and Commemoration for the end of the Second World War at Westminster Abbey, London, Sunday, July 10 2005. (AP Photo/Michael Stephens/WPA pool)

Queen Elizabeth II and the Duke of Edinburgh, unseen, arrive to attend the university graduation ceremony of their grandson Prince William at St. Andrews University in St. Andrews, Scotland, Thursday, June 23, 2005. William, the son of Prince Charles and the late Diana Princess of Wales, received a 2:1 grade for his four-year Master of Arts degree in geography at the university. (AP Photo/Scott Heppell)