Quarterly report pursuant to Section 13 or 15(d)

8. Stock Options and Warrants (Details-Warrant Exercise Price per Share)

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8. Stock Options and Warrants (Details-Warrant Exercise Price per Share) - Warrants [Member] - $ / shares
9 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Outstanding Warrants    
Warrants outstanding 7,288,855 17,622,437
Life (Years), warrants outstanding 1 year 6 months  
Weighted Average Exercise Price, warrants outstanding $ 0.16  
Exercisable Warrants    
Warrants exercisable 7,288,855  
Weighted Average Exercise Price, warrants exercisable $ 0.16  
$0.05-$0.99 Price Per Share [Member]    
Outstanding Warrants    
Warrants outstanding 7,288,855  
Life (Years), warrants outstanding 1 year 6 months  
Weighted Average Exercise Price, warrants outstanding $ 0.16  
Exercisable Warrants    
Warrants exercisable 7,288,855  
Weighted Average Exercise Price, warrants exercisable $ 0.16  
$1.00-$1.99 Price Per Share [Member]    
Outstanding Warrants    
Warrants outstanding 0  
Weighted Average Exercise Price, warrants outstanding  
Exercisable Warrants    
Warrants exercisable 0  
Weighted Average Exercise Price, warrants exercisable