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Common Stock Equivalents (Details 1) (Warrant [Member], USD $)
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6 Months Ended |
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Jun. 30, 2012
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| Warrants Outstanding | |
| Warrants Outstanding, Number Outstanding | 11,928,169 |
| Warrants Outstanding, Weighted Average Contractual Life (in years) | 2 years 2 months 1 day |
| Warrants Outstanding, Weighted Average Exercise Price | $ 3.50 |
| Warrants Exercisable | |
| Warrants Outstanding, Number Exercisable | 9,413,169 |
| Warrants Exercisable, Weighted Average Contractual Life (in years) | 2 years 3 months 10 days |
| Warrants Exercisable, Weighted Average Exercise Price | $ 2.92 |
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Minimum [Member]
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| Warrants Outstanding | |
| Warrants Outstanding, Range of Exercise Price | $ 1.00 |
| Warrants Exercisable | |
| Warrants Outstanding, Range of Exercise Price | $ 1.00 |
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Maximum [Member]
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| Warrants Outstanding | |
| Warrants Outstanding, Range of Exercise Price | $ 51.50 |
| Warrants Exercisable | |
| Warrants Outstanding, Range of Exercise Price | $ 51.50 |
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