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8. Fair Value of Warrants (Tables)
 6 Months Ended
Jun. 30, 2015
Fair Value Of Warrants Tables  
Schedule of fair value of liability warrants
Expected dividend yield
Risk-free interest rate     0. 64% - 0.83%
Expected volatility     73.12% - 76.64%
Expected Life (years)     2.0 - 2.5  
Exercise price   $ 0.01  
Company stock price   $ 3.60