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Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Loss Per Share [Abstract]

ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block]

At March 31, 2013 and 2012, the Company excluded the following potentially dilutive securities:

	March 31,
	2013			2012
Stock Options	26,311,813			21,402,957
Warrants	55,010,546			52,695,366
Series E Preferred Stock, Common stock equivalents	—			4,034,536
Restricted Shares	355,000			401,167

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ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block]

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