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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Consolidated Statements of Comprehensive Income [Abstract]
Net income (loss)	$ 833,522	$ (4,035,193)	$ (9,395,917)	$ (9,782,428)
Other comprehensive income (loss)
Foreign currency translation adjustments	(68,738)	(101,793)	27,148	(118,492)
Unrealized gains (losses) on marketable securities	(130)	6,704	2,623	200,034
Other comprehensive income (loss)	(68,868)	(95,089)	29,771	81,542
Comprehensive income (loss)	$ 764,654	$ (4,130,282)	$ (9,366,146)	$ (9,700,886)

X

- Definition

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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