Police officers survey the site of a bomb attack by suspected Muslim militants on a roadside in southern Thailand's Yala province, south of Bangkok March 15, 2009. Five soldiers were injured in the bomb attack, police said. REUTERS/Surapan Boonthanom (THAILAND POLITICS CONFLICT)

Thai visitors seek new jobs at a job fair in Bangkok on Friday March 13, 2009. Thailand is facing sharply rising unemployment as the global financial crisis takes hold. (AP Photo/Sakchai Lalit)

Britain's Prime Minister Gordon Brown (L) greets his Thai counterpart Abhisit Vejjajiva outside 10 Downing Street in London March 13, 2009. (REUTERS/Stefan Wermuth)

Britain's Prime Minister Gordon Brown (R) sits with his Thai counterpart Abhisit Vejjajiva inside 10 Downing Street in London March 13, 2009. (REUTERS/Andy Rain/Pool)

An elephant plays with a block of ice containing fruit during Thailand's National Elephant Day at Ayutthaya Elephant Palace & Royal Kraal, 80 km (50 miles) north of Bangkok, March 13, 2009. (REUTERS/Sukree Sukplang)

Elephants eat a buffet of fruit and vegetables during during Thailand's National Elephant Day at Ayutthaya Elephant Palace & Royal Kraal, 80 km (50 miles) north of Bangkok, March 13, 2009. (REUTERS/Sukree Sukplang)

Thailand's King Bhumibol Adulyadej (L) arrives at Siriraj Hospital for a medical examination in Bangkok. (REUTERS/Stringer) (THAILAND ROYALS)

Well-wishers hold portraits of Thailand's King Bhumibol Adulyadej at Siriraj Hospital in Bangkok March 12, 2009. His Majesty the King has been admitted overnight at Siriraj Hospital before his annual medical examination today, the Royal Palace said on Thursday. The check-up is a routine procedure at the doctor's recommendation, local Thai newspapers reported. (REUTERS/Chaiwat Subprasom) (THAILAND ROYALS HEALTH IMAGE OF THE DAY TOP PICTURE)

Exiled former Thai Prime Minister Thaksin Shinawatra talks in Dubai to news media at the Foreign Correspondents' Club in Hong Kong via video conference Thursday, March 12, 2009. Thaksin said Thursday he was short on money after the government froze most of his vast fortune. (AP Photo/Vincent Yu)

Former prime minister of Thailand, Thaksin Shinawatra speaks to a luncheon gathering via a live video link at the Foreign Correspondents Club in Hong Kong. Thaksin made a rare, if virtual, appearance in Hong Kong Thursday. (AFP/Mike Clarke)

Thailand's opposition member of parliament from Pheu Thai Party Peeraphan Palusuk, front left, submits a no-confidence motion against Prime Minister Abhisit Vejjajiva to Senate Speaker Prasobsuk Boondej, front right, at parliament in Bangkok, Thailand Wednesday, March 11, 2009. The no-confidence debate against the government of Prime Minister Abhisit is taking place later this week. (AP Photo/Apichart Weerawong)

Princess Sirivannavari Nariratana of Thailand attends the Fall/Winter 2009/10 women's ready-to-wear fashion collection during Paris Fashion Week March 10, 2009. The collection was designed by German designer Karl Lagerfeld for French fashion house Chanel. (REUTERS/Pascal Rossignol FRANCE FASHION ROYALS)

Malaysia's King Sultan Mizan Zainal Abidin and Thai Crown Prince Maha Vajiralongkorn attend a welcoming ceremony at the Royal Military Airport in Bangkok March 9, 2009. King Sultan Mizan Zainal Abidin is on a four-day visit to Thailand. (REUTERS/Sukree Sukplang)

Malaysia's King Sultan Mizan Zainal Abidin (L) and Thai Crown Prince Maha Vajiralongkorn leave after inspecting the guard of honour during a welcome ceremony at the Royal Military Airport in Bangkok March 9, 2009. King Sultan Mizan Zainal Abidin is on a four-day visit to Thailand. (REUTERS/Sukree Sukplang)