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4. Debt (Details 1) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Number of Warrants    
Outstanding, Beginning 14,421,379 14,421,379
Granted 14,400,000
Forfeited or expired (750,000)
Exercised (13,603,662)  
Outstanding, Ending 14,467,717 14,421,379
Exercisable, Ending 14,467,717 14,421,379
Weighted Average Exercise Price    
Outstanding, Beginning $ 0.02 $ 0.02
Granted 0.05
Forfeited or expired 0.16
Exercised 0.02  
Outstanding, Ending 0.05 0.02
Exercisable, Ending $ 0.05 $ 0.02
Weighted-average Remaining Life (Years)    
Outstanding, Beginning 1 year 6 months 2 years 6 months
Outstanding, Ending 4 years 7 months 6 days 1 year 6 months
Exercisable, Ending 4 years 7 months 6 days 1 year 6 months
Aggregate Intrinsic Value    
Outstanding, Beginning $ 725,950 $ 999,378
Outstanding, Ending 1,564 725,950
Exercisable, Ending $ 1,564 $ 725,950