Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Loss Per Share [Abstract]

ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block]

	June 30,
	2012	2011
Stock Options	21,984,596	19,086,328
Warrants	58,287,955	25,007,979
Series E Preferred Stock, Common stock equivalents	3,368,117	4,599,136
Restricted Shares	142,500	340,000