Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Stock Plans and Stock Based Compensation (Tables)

Note 4 - Stock Plans and Stock Based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

Notes Tables

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value
Options outstanding Janury 1, 2015			239,023			$	7.81
Granted			12,000				4.19
Exercised			(3,423	)			2.79							$	4,298
Forfeited			(29,400	)			8.13
Options outstanding End of Period (1)			218,200				7.65				5.1			$	25,464
Options Exercisable at September 30, 2015 (1)			169,533			$	8.47				4.8			$	25,464
Options Vested and expected to be vested at September 30, 2015			212,333			$	7.72				5.1			$	25,464

		Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value
Options outstanding Janury 1, 2014			362,800			$	9.53
Granted			71,800				4.70
Exercised			(1,257	)			2.79							$	2,319
Forfeited			(187,000	)			10.04
Options outstanding End of Period (1)			246,343				7.77				5.1			$	23,065
Options Exercisable at September 30, 2014 (1)			174,543			$	9.04				4.4			$	21,049
Options Vested and expected to be vested at September 30, 2014			237,543			$	7.87				5.0			$	23,065

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

		Outside Director Stock Options Granted
		September 30, 2015				September 30, 2014
Weighted-average fair value per share			$2.84				$2.73
Risk -free interest rate (1)			2.21%				2.63%
Expected volatility of stock (2)			57.98%				59.59%
Dividend yield			None				None
Expected option life (3) (years)			10.0				10.0

		Employee Stock Option Granted
		as of September 30, 2014
Weighted-average fair value per share			$2.88
Risk -free interest rate (1)			1.91%
Expected volatility of stock (2)			61.84%
Dividend yield			None
Expected option life (3) (years)			6.0

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

		Three Months Ended								Nine Months Ended
Stock Options		September 30,								September 30,
		2015				2014				2015				2014
Employee Stock Options		$	13,000			$	12,000			$	39,000			$	(27,000	)
Director Stock Options			2,000				3,000				23,000				25,000
Total		$	15,000			$	15,000			$	62,000			$	(2,000	)