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Note 5 - Stock Options and Warrants (Tables)
9 Months Ended
Sep. 30, 2019
Equity [Abstract]  
Summary of the stock option activity
    Number of Options     Weighted Average Exercise Price  
Outstanding, December 31, 2018     1,133     $ 1,320.00  
Granted     -       -  
Exercised     -       -  
Expired     (1,133 )     1,320.00  
Outstanding, September 30, 2019     -     $ -  
Exercisable, September 30, 2019     -     $ -  
Summary of the warrant activity
   

Number of

Warrants

    Weighted Average Exercise Price  
Outstanding at December 31, 2018:     1,813,053     $ 0.35  
Granted     -       -  
Forfeited     -       -  
Exercised     -       -  
Outstanding at September 30, 2019     1,813,053     $ 0.35  
Exercisable at September 30, 2019     1,813,053     $ 0.35