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7. INCOME TAXES (Tables)
12 Months Ended
Dec. 31, 2018
Income Tax Disclosure [Abstract]  
Provision for income taxes
   2018   2017 
Current income taxes  $   $6,000 
Deferred income tax benefit        
Income tax provision  $   $6,000 
Schedule of deferred tax assets
   2018   2017 
Net operating loss carryforward  $177,000   $1,928,000 
Tax credits   121,000    132,000 
Temporary differences   (298,000)   52,000 
Less valuation allowance       (2,112,000)
Deferred tax asset, net  $   $ 
Reconcilation of income taxes
   2018   2017 
Tax provision computed at 21% and 34%, respectively  $542,000   $609,000 
Change in valuation allowance   (794,000)   308,000 
Change in carryovers and tax attributes   252,000    (911,000)
Income tax provision  $   $6,000