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Common Stock Options (Details 1)
6 Months Ended
Jun. 30, 2014
Weighted average risk-free interest rate 1.62%
Expected life in years 5 years
Weighted Avg Expected Volatility 90.90%
Expected dividend yield 0.00%
Stock Options
 
Expected dividend yield 0.00%
Stock Options | Minimum
 
Weighted average risk-free interest rate 1.43%
Expected life in years 4 years 6 months
Weighted Avg Expected Volatility 99.50%
Stock Options | Maximum
 
Weighted average risk-free interest rate 1.62%
Expected life in years 5 years 6 months
Weighted Avg Expected Volatility 105.30%