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6. ADDITIONAL PAID-IN CAPITAL (Details)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Directors, Officers or Employees    
Expected volatiility, minimum 73.00% 74.00%
Expected volatiility, maximum 80.00% 79.00%
Expected dividend yield 0.00% 0.00%
Estimated forfeiture rate   3.70%
Directors, Officers or Employees | Minimum [Member]    
Risk free interest rate, minimum 1.00% 0.93%
Expected term in years 3 years 4 months 24 days 3 years 3 months 18 days
Estimated forfeiture rate 3.40%  
Directors, Officers or Employees | Maximum [Member]    
Risk free interest rate, minimum 1.10% 0.99%
Expected term in years 3 years 6 months 3 years 3 months 18 days
Estimated forfeiture rate 3.60%  
Consultants    
Risk free interest rate, minimum 0.00% 0.99%
Expected volatiility, minimum 0.00% 74.00%
Expected volatiility, maximum 0.00% 79.00%
Expected dividend yield 0.00% 0.00%
Expected term in years   3 years 3 months 18 days
Estimated forfeiture rate 0.00% 3.70%