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11. SHAREHOLDERS' EQUITY (Details 1) - $ / shares
6 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Outstanding Options 810,000 620,000 320,000
Average Weighted Remaining Contractual Life in Years, Outstanding 4 years 1 month 13 days    
Exercisable Options 810,000    
Weighted Average Exercise Price, Exercisable $ .17    
$ 0.10      
Outstanding Options 220,000    
Average Weighted Remaining Contractual Life in Years, Outstanding 4 years 7 months 6 days    
Exercisable Options 220,000    
Weighted Average Exercise Price, Exercisable $ .10    
$ 0.11      
Outstanding Options 250,000    
Average Weighted Remaining Contractual Life in Years, Outstanding 3 years 6 months 4 days    
Exercisable Options 250,000    
Weighted Average Exercise Price, Exercisable $ .11    
$ 0.12      
Outstanding Options 200,000    
Average Weighted Remaining Contractual Life in Years, Outstanding 3 years 6 months 7 days    
Exercisable Options 200,000    
Weighted Average Exercise Price, Exercisable $ .12    
$ 0.27      
Outstanding Options 40,000    
Average Weighted Remaining Contractual Life in Years, Outstanding 4 years 6 months 4 days    
Exercisable Options 40,000    
Weighted Average Exercise Price, Exercisable $ .27    
$ 0.55      
Outstanding Options 100,000    
Average Weighted Remaining Contractual Life in Years, Outstanding 5 years 7 months 6 days    
Exercisable Options 100,000    
Weighted Average Exercise Price, Exercisable $ .55