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SHARE BASED COMPENSATION, Allocated Compensation expense (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Stock Options [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	$ 8,981	$ 21,951
Stock Options [Member] \| Research and Development [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	648	6,280
Stock Options [Member] \| Selling, General and Administrative [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	8,333	15,671
Restricted Stock [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	991	2,712
Restricted Stock [Member] \| Research and Development [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	444	1,594
Restricted Stock [Member] \| Selling, General and Administrative [Member]
Allocation of Recognized Period Costs [Line Items]
Share-based compensation expense	$ 547	$ 1,118

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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