Annual report pursuant to Section 13 and 15(d)

Note 6 - Capital Stock, Stock Plans, Warrants, and Stock Based Compensation (Tables)

Note 6 - Capital Stock, Stock Plans, Warrants, and Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Stock Options Roll Forward [Table Text Block]

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (2)
Options outstanding January 1, 2016			218,200			$	7.65
Granted			62,000				4.09
Exercised		─				─
Forfeited/expired			(33,000	)			8.14
Options outstanding end of period (1)			247,200			$	6.69				4.3			$	20,940
Options exercisable at December 31, 2016 (1)			181,867			$	7.61				3.7			$	20,940
Options vested and expected to be vested at December 31, 2016			239,750			$	6.78				4.3			$	20,940

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (2)
Options outstanding January 1, 2015			239,023			$	7.81
Granted			12,000				4.19
Exercised			(3,423	)			2.79							$	4,298
Forfeited/expired			(29,400	)			8.13
Options outstanding end of period (1)			218,200			$	7.65				4.8			$	14,676
Options exercisable at December 31, 2015 (1)			169,533			$	8.47				4.5			$	14,676
Options vested and expected to be vested at December 31, 2015			212,333			$	7.72				4.8			$	14,676

Schedule of Nonvested Share Activity [Table Text Block]

		Shares				Weighted Average Grant-Date Fair Value
Non-vested options January 1, 2016			48,667			$	2.87
Granted			62,000				2.19
Vested			(30,334	)			2.87
Forfeited			(15,000	)			2.88
Non-vested options at December 31, 2016			65,333			$	2.23

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		Employee Stock Option Granted May 15, 2016
Weighted-average fair value per share		$	2.00
Risk -free interest rate (1)			1.27%
Expected volatility of stock (2)			53.12%
Dividend yield			None
Expected option life (3) (in years)			6.0

		Outside Director Stock Options Granted
		July 28, 2016				September 17, 2015
Weighted-average fair value per share		$	3.0			$	2.84
Risk -free interest rate (1)			1.52%				2.21%
Expected volatility of stock (2)			55.99%				57.98%
Dividend yield			None				None
Expected option life (3) (in years)			10.0				10.0

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Year Ended
		2016				2015
Employee Stock Options		$	53,000			$	53,000
Director Stock Options			45,000				39,000
Total		$	98,000			$	92,000