CONSOLIDATED BALANCE SHEETS (in thousands, except share data) (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 10,392	$ 10,528
Trade accounts receivable, net of allowance for doubtful accounts of $89 and $89 respectively	2,870	2,648
Inventories	3,626	4,033
Other current assets	394	486
TOTAL CURRENT ASSETS	17,282	17,695
Property, plant and equipment - net	847	1,006
Intangible software technology - net	34	35
Other assets	84	86
TOTAL ASSETS	18,247	18,822
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	981	850
Accrued compensation	900	1,183
Deferred revenue	1,209	1,238
Other accrued liabilities	625	539
Accrued costs of business restructuring	0	25
Income taxes payable	23	23
TOTAL CURRENT LIABILITIES	3,738	3,858
Long-term other payables	228	219
COMMITMENTS
STOCKHOLDERS' EQUITY
Preferred stock - Authorized, 5,000,000 shares, including 200,000 shares of Series A Junior Participating Issued and outstanding, none	0	0
Common stock, at stated value - Authorized, 30,000,000 shares Issued and outstanding, 7,752,859 shares as of March 31, 2013 and 7,741,686 shares as of December 31, 2012	18,002	17,928
Accumulated earnings (deficit)	(4,925)	(4,466)
Accumulated other comprehensive income	1,204	1,283
TOTAL STOCKHOLDERS' EQUITY	14,281	14,745
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 18,247	$ 18,822