ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2012

ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES [Abstract]

Accrued Expenses and Other Current Liabilities

	As of December 31,
	2011		2012
Accrued welfare benefits	$	507,458	$	680,994
Accrued payroll		981,537		1,173,613
Advance from customers		1,252,647		1,881,043
Accrued service fees		2,983,743		5,218,850
Other tax payables		3,138,414		3,245,845
Acquisition payable		-		5,880,600
Others		625,995		195,420
	$	9,489,794	$	18,276,365