Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	2016			2015
Deferred tax assets:
Net operating loss carryforwards	$	13,676,000		$	13,500,000
Depreciation		313,000			90,000
Non-cash compensation		279,000			370,000
Other		23,000			-
Valuation Allowance		(12,670,000	)		(12,339,000	)
Deferred tax asset	$	1,621,000		$	1,621,000

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	2016		2015
Current provision:
Federal	$	-	$	32,369
State		32,668		42,916
		32,668		75,285
Deferred provision:
Federal (benefit)		-		-
(Benefit) expense for income taxes	$	32,668	$	75,285

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	2016		2015
Income tax expense (benefit) at 34%	$	(407,000)	$	361,000
Change in valuation allowance		331,000		93,000
Permanent and other differences		76,000		(454,000	)
Alternative minimum tax and Texas margin tax		32,668		75,285
Income tax expense (benefit)	$	32,668	$	75,285