Cambodian Prime Minister Hun Sen, left, greets ousted Thai Prime Minister Thaksin Shinawatra, center, and his supporters Friday, Nov. 13, 2009, in Siem Reap, Cambodia. Hun Sen has named Thaksin an economic advisor to Cambodia, sparking tensions between the two Southeast Asian nations

Cambodia Prime Minister Hun Sen (L) greets Thai parliamentarians who are red shirt supporters of former prime minister Thaksin Shinawatra at hotel in Seim Reap province, 32km southwest of Phnom Penh, November 13, 2009. REUTERS/Chor Sokunthea (CAAI News Media)

Cambodia's Prime Minister Hun Sen (L) greets Thai parliamentarians who are red shirt supporters of former prime minister Thaksin Shinawatra at hotel in Seim Reap province, 32km southwest of Phnom Penh, November 13, 2009. REUTERS/Chor Sokunthea (CAAI News Media)

Cambodian Prime Minister Hun Sen talks with fugitive former Thai premier Thaksin Shinawatra (R) before playing golf at a hotel in Siem Reap, 320 km (198 miles) southwest of Phnom Penh, November 13, 2009. REUTERS/Chor Sokunthea (CAAI News Media)

Fugitive former Thai premier Thaksin Shinawatra (2nd L) introduces his red-shirted supporters to Cambodian Prime Minister Hun Sen (L) before playing golf at a hotel in Siem Reap, 320 km (198 miles) southwest of Phnom Penh, November 13, 2009. REUTERS/Chor Sokunthea (CAAI News Media)

Fugitive former Thai premier Thaksin Shinawatra (R) and Cambodian Prime Minister Hun Sen (2nd R) look at one of Thaksin's red-shirted supporters before playing golf at a hotel in Siem Reap, 320 km (198 miles) southwest of Phnom Penh, November 13, 2009.REUTERS/Chor Sokunthea (CAAI News Media)

Cambodian Prime Minister Hun Sen, left, greets ousted Thai Prime Minister Thaksin Shinawatra, center, and his supporters Friday, Nov. 13, 2009, in Siem Reap, Cambodia. Hun Sen has named Thaksin an economic advisor to Cambodia, sparking tensions between the two Southeast Asian nations. Thaksin faces a two-year prison sentence for corruption, should he return to Thailand. (AP Photo/Khem Sovannara) (CAAI News Media)

Cambodian Prime Minister Hun Sen, left, greets ousted Thai Prime Minister Thaksin Shinawatra Friday, Nov. 13, 2009, in Siem Reap, Cambodia. Hun Sen has named Thaksin an economic advisor to Cambodia, sparking tensions between the two Southeast Asian nations. Thaksin faces a two-year prison sentence for corruption, should he return to Thailand. (AP Photo/Khem Sovannara) (CAAI News Media)

Cambodian Prime Minister Hun Sen, left, talks with supporters as ousted Thai Prime Minister Thaksin Shinawatra looks on Friday, Nov. 13, 2009, in Siem Reap, Cambodia. Hun Sen has named Thaksin an economic advisor to Cambodia, sparking tensions between the two Southeast Asian nations. Thaksin faces a two-year prison sentence for corruption, should he return to Thailand. (AP Photo/Khem Sovannara) (CAAI News Media)