Quarterly report pursuant to Section 13 or 15(d)

13. Equity Transactions (Details)

v3.7.0.1
13. Equity Transactions (Details)
6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dividend yield (%) 0.00% 0.00%
Expected volatility (%) 92.40%  
Average Risk-free interest rate (%) 2.22% 1.58%
Expected life of stock option term (years) 8 years 8 years
Minimum    
Expected volatility (%)   94.60%
Maximum    
Expected volatility (%)   96.70%