8. Accrued liabilities

12 Months Ended

Dec. 31, 2011

Schedule of Accrued Liabilities [Table Text Block]

8. Accrued liabilities

The components of accrued liabilities are:

	December 31,
(In thousands)	2011		2010
Payroll and fringe benefits	$	1,702	$	1,736
Income taxes		40		359
Warranty		315		178
Professional and consulting		95		111
Other		520		481
	$	2,672	$	2,865