7. Accrued liabilities

12 Months Ended

Dec. 31, 2012

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

7. Accrued liabilities

The components of accrued liabilities are:

	December 31,
(In thousands)	2012		2011
Payroll and fringe benefits	$	1,770	$	1,702
Warranty		173		315
Professional and consulting		189		95
Other		795		520
	$	2,927	$	2,632