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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Income Taxes [Abstract]  
Summary of deferred tax asset
   December 31 
   2017  2016 
        
 Net operating loss $848,000  $1,344,000 
 Accounts receivable reserves  -   30,000 
 Inventory reserves  3,000   7,000 
 Stock compensation  387,000   200,000 
 Net deferred tax asset  1,238,000   (1,581,000)
 Valuation allowance  (1,238,000)  (1,581,000)
 Total $-  $-