FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2012

FAIR VALUE MEASUREMENTS [Abstract]

Schedule of Fair Value Assets and Liabilities Measured on Recurring Basis

	As of December 31, 2012								As of December 31, 2011
	Fair Value Measurements at the Reporting Date Using								Fair Value Measurements at the Reporting Date Using
	Quoted prices in		Significant						Quoted prices in		Significant
	active markets		other		Significant				active markets		other		Significant
	for identical		observable		unobservable				for identical		observable		unobservable
	instruments		inputs		inputs		Total		instruments		inputs		inputs		Total
	(level 1)		(level 2)		(level 3)		balance		(level 1)		(level 2)		(level 3)		balance
Cash equivalents - term deposits	$	47,355,121	$	-	$	-	$	47,355,121	$	57,420,513	$	-	$	-	$	57,420,513
Trading securities	$	-	$	-	$	-	$	-	$	7,754,630	$	-	$	-	$	7,754,630
Game license payment liabilities		-		-		43,660,000		43,660,000		-		-		-		-
Total	$	47,355,121	$	-	$	43,660,000	$	91,015,121	$	65,175,143	$	-	$	-	$	65,175,143