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Consolidated Statements of Operations Unaudited (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Income Statement [Abstract]
Employee stock option expense	$ 832,225	$ 1,675,141

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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