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Note H - Equipment and Leasehold Improvements (Tables)
12 Months Ended
Dec. 31, 2018
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
201
8
   
201
7
 
                 
Equipment
  $
619,533
    $
567,473
 
Furniture and fixtures
   
164,079
     
164,079
 
Software
   
32,045
     
32,045
 
Leasehold improvements
   
23,403
     
23,403
 
     
839,060
     
787,000
 
                 
Less accumulated depreciation and amortization
   
(690,452
)
   
(605,835
)
                 
Total
  $
148,608
    $
181,165