Annual report pursuant to Section 13 and 15(d)

Assumptions used to value the options granted and warrants issued using the Black-Scholes option pricing model (Details)

v3.3.1.900
Assumptions used to value the options granted and warrants issued using the Black-Scholes option pricing model (Details)
12 Months Ended
Dec. 31, 2015
Series E and G  
Stock price volatility 111.60%
Risk-free rate of return 4.26%
Annual dividend yield 0.00%
Expected life (in years) 0.5
Series F and H  
Stock price volatility 111.60%
Risk-free rate of return 4.26%
Annual dividend yield 0.00%
Expected life (in years) 0.3