Note 10 - Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

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

	Three Months Ended March 31,
	2013		2012
Cost of revenues	$	1	$	2
Selling expense		2		2
Engineering and product development expense		6		6
General and administrative expense		18		17
	$	27	$	27

Schedule of Nonvested Share Activity [Table Text Block]

	Number of Shares			Weighted Average Grant Date Fair Value
Nonvested shares outstanding, January 1, 2013		108,750		$	1.63
Granted		20,000			2.94
Vested		(50,000	)		1.42
Forfeited		-			-
Nonvested shares outstanding, March 31, 2013		78,750			2.09

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

	Number of Shares			Weighted Average Exercise Price
Options outstanding, January 1, 2013 (219,000 exercisable)		219,000		$	3.17
Granted		-			-
Exercised		(10,000	)		3.04
Forfeited/Expired		(189,000	)		3.04
Options outstanding, March 31, 2013 (20,000 exercisable)		20,000			4.46