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Securities Purchase Agreement (Details 2) (Series D-1 Warrants [Member], USD $)
Dec. 31, 2012
Dec. 31, 2011
Series D-1 Warrants [Member]
   
Series D1 warrants using binomial option pricing    
Closing price per share of Common Stock $ 0.00 $ 0.27
Conversion price per share $ 0.00 $ 0.60
Volatility 0.00% 67.50%
Risk-free interest rate 0.00% 0.28%
Remaining expected lives of underlying securities (years) 0 years 2 years 2 months 12 days
Probability of Strategic Transaction 0.00% 70.00%