Quarterly report pursuant to Section 13 or 15(d)

10. Stock Options (Tables)

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10. Stock Options (Tables)
6 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of stock option activity
Options Outstanding Number of Shares   Exercise Price per Share     Weighted Average Remaining Contractual Life     Aggregate Intrinsic Value    

Weighted Average Exercise Price per Share

 
Balance at December 31, 2017     1,294,045     $ 2.82 - 12.00        2.99 years     $ –     $ 8.14  
Options Granted     –                                  
Options Exercised     –                                  
Options Cancelled     56,835     $ 9.00 – 12.00        3.57 years        –     $ 10.06  
Options Expired     –                                  
Balance at June 30, 2018     1,237,210     $ 2.82 - 12.00        2.72 years     $ –     $ 8.05  
                                         
Exercisable December 31, 2017     1,070,869     $ 2.82 - 9.00        2.96 years     $ –     $ 7.44  
Exercisable June 30, 2018     1,070,869     $ 2.82 - 9.00        2.72 years     $ –     $ 7.44  
Assumptions used
Exercise Price $2.82 - $12.00
Dividend Yield 0%
Volatility 100% - 137%
Risk-free interest rate 0.89% - 1.25%
Expected life of options 2.5 - 3.5 years