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INCOME TAXES (Schedule of Effective Income Tax Rate Reconciliation) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
INCOME TAXES [Abstract]      
PRC tax rate 25.00% 25.00% 25.00%
Tax provision (credit) at PRC enterprise income tax rate $ (370) $ 1,251 $ 264
Expenses not deductible for tax purpose 1,224 717 260
Share-based compensation not deductible for tax purpose 366 420 1,532
Income not taxable for tax purposes (599) (706) (981)
Net change in valuation allowance 1,623 910 342
Effect of tax exemption and preferential income tax rate granted to PRC subsidiaries (911) (1,081) (473)
Effect of the different income tax rates in other jurisdictions 21 (34) (145)
Effect of withholding tax on undistributed earnings 349 554 229
Effect of withholding tax on American Depository Shares ("ADS") reimbursement income 150 150   
Utilization of tax loss previously not recognized (979) (1,053) (341)
Overprovision in prior year (81) (236) (264)
Others (21) (13) (1)
Total income tax expense $ 772 $ 879 $ 422