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9. Fair Value of Warrants (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
At Date of Issue during the Year
  
Expected dividend yield 0.00%
At Date of Issue during the Year | Minimum
  
Risk-free interest rate 0.26%
Expected volatility 74.09%
Expected Life (years), min 2 years
Exercise price $ 0.001
Company stock price $ 0.32
At Date of Issue during the Year | Maximum
  
Risk-free interest rate 1.82%
Expected volatility 98.78%
Expected Life (years), min 10 years
Exercise price $ 0.50
Company stock price $ 0.82
At Year End
  
Expected dividend yield 0.00%
Exercise price $ 0.001
Company stock price $ 0.32
At Year End | Minimum
  
Risk-free interest rate 0.78%
Expected volatility 76.80%
Expected Life (years), min 3 years 6 months
At Year End | Maximum
  
Risk-free interest rate 1.27%
Expected volatility 78.05%
Expected Life (years), min 4 years