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Note 2 - Basic and Diluted Loss Per Share (Tables)
 9 Months Ended
Sep. 30, 2018
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three months ended
    
Nine months ended
  
   
September 30
    
September 30
  
   
2018
    
2017
    
2018
    
2017
  
Numerator:
                                
Net loss
   $
(542,301
 )   $
(319,103
 )   $
(1,758,560
 )   $
(314,975
 )
Denominator:
                                
Denominator for basic loss per share – weighted average shares
    
1,845,000
      
1,845,000
      
1,845,000
      
1,845,000
  
                                 
Dilutive effect of employee stock options and other warrants
    
-
      
-
      
-
      
-
  
                                 
Denominator for diluted loss per share – adjusted weighted average shares
    
1,845,000
      
1,845,000
      
1,845,000
      
1,845,000
  
                                 
Basic loss per share
   $
(0.29
 )   $
(0.17
 )   $
(0.95
 )   $
(0.17
 )
Diluted loss per share
   $
(0.29
 )   $
(0.17
 )   $
(0.95
 )   $
(0.17
 )