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Note 5 - Equipment
12 Months Ended
Dec. 31, 2018
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
5.
  Equipment:
 
2018
 
Cost
   
Accumulated depreciation
   
Net book
Value
 
                         
Equipment and computers
  $
128,097
    $
112,845
    $
15,252
 
Furniture and fixtures
   
8,037
     
7,034
     
1,003
 
    $
136,134
    $
119,879
    $
16,255
 
 
2017
 
Cost
   
Accumulated depreciation
   
Net book
Value
 
                         
Equipment and computers
  $
116,444
    $
107,444
    $
9,000
 
Furniture and fixtures
   
7,541
     
6,821
     
720
 
    $
123,985
    $
114,265
    $
9,720
 
 
Depreciation expense was
$5,614
(
2017
-
$4,068
) for the year ended
December 31, 2018.