Note 11 - Stock-Based Compensation (Tables)

6 Months Ended

18 Months Ended

Jun. 30, 2012

Jun. 30, 2012

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

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Cost of revenues	$	2	$	3	$	4	$	6
Selling expense		2		5		4		10
Engineering and product development expense		6		13		12		26
General and administrative expense		24		18		41		45
	$	34	$	39	$	61	$	87

Schedule of Nonvested Share Activity [Table Text Block]

	Number of Shares			Weighted Average Grant Date Fair Value
Nonvested shares outstanding, January 1, 2012		195,000		$	1.62
Granted		-			-
Vested		(68,750	)		1.57
Forfeited		-			-
Nonvested shares outstanding, June 30, 2012		126,250			1.64

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

	Number of Shares			Weighted Average Exercise Price
Options outstanding, January 1, 2012 (249,000 exercisable)		249,000		$	3.28
Granted		-			-
Exercised		-			-
Forfeited/Expired		(24,000	)		4.14
Options outstanding, June 30, 2012 (225,000 exercisable)		225,000			3.19