Quarterly report pursuant to Section 13 or 15(d)

11. Stock Based Compensation (Details)

v3.7.0.1
11. Stock Based Compensation (Details) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2017
Dec. 31, 2016
Weighted Average Exercise Price    
Options exercisable $ 1.29  
Weighted Average Remaining Contractual Life (years)    
Beginning Balance 1 year 8 months 26 days  
Stock Option [Member]    
Number of Shares    
Beginning Balance 7,550,457 6,720,458
Grants 1,350,000 1,600,000
Exercises (100,000)
Expirations (5,001)
Cancellations (665,000)
Ending Balance 8,900,457 7,550,457
Options exercisable 8,125,457 6,700,457
Weighted Average Exercise Price    
Beginning Balance $ 1.29 $ 1.35
Grants 1.11 0.99
Exercises 0.37
Expirations 22.00
Cancellations
Ending Balance 1.26 1.29
Options exercisable $ 1.27 $ 1.31
Weighted Average Remaining Contractual Life (years)    
Beginning Balance 3 years 2 months 12 days 3 years 8 months 12 days
Grants 3 years 2 months 12 days 4 years 7 months 6 days
Ending Balance 4 years 8 months 12 days 3 years 2 months 12 days
Options exercisable 2 years 10 months 25 days 3 years
Aggregate Intrinsic Value    
Beginning Balance
Grants
Cancellations
Ending Balance