CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 5,408	$ 3,827
Trade accounts receivable, net	2,183	2,114
Inventories, net	7,658	7,605
Prepaid expenses and other current assets	620	966
Deferred income tax asset, net	500	400
Total current assets	16,369	14,912
Property and equipment, net	7,343	7,432
Brand name and trademark	1,510	1,510
Purchased technology, net	1,517	1,598
License rights, net	42	90
Deferred income tax asset, net	993	1,533
Other assets	780	711
Total assets	28,554	27,786
Current liabilities:
Accounts payable	710	951
Accrued payroll	95	101
Accrued vacation	247	169
Current portion of bonds payable	144	140
Accrued and other liabilities	754	444
Total current liabilities	1,950	1,805
Bonds payable, net of current portion	3,491	3,600
Capital lease payable, net of current portion	112	112
Derivative liabilities	323	504
Total liabilities	5,876	6,021
Commitments and Contingencies (see Note 11)
Stockholders' equity:
Preferred stock, par value $.001; 10,000,000 shares authorized; none issued or outstanding	0	0
Common stock, par value $.001 par value; 40,000,000 shares authorized; 17,751,327 and 17,705,980 issued and 17,608,248 and 17,562,901 outstanding on September 30, 2011 and December 31, 2010, respectively	18	18
Additional paid-in capital	25,218	25,113
Accumulated other comprehensive loss	(176)	0
Deficit	(2,382)	(3,366)
Total stockholders' equity	22,678	21,765
Total liabilities and stockholders' equity	$ 28,554	$ 27,786