Note 8 - Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30,		December 31,
	2019		2018
Payroll expenses and taxes payable	$	247,000	$	269,000
Commissions and bonuses payable and general accrued liabilities		452,000		1,073,000
	$	699,000	$	1,342,000