Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 11,699	$ 13,957
Trade accounts receivable, net of allowance for doubtful accounts of $147 and $195, respectively	9,270	6,189
Inventories	4,449	3,896
Deferred tax assets	472	453
Prepaid expenses and other current assets	251	302
Total current assets	26,141	24,797
Property and equipment:
Machinery and equipment	3,772	3,585
Leasehold improvements	567	514
Gross property and equipment	4,339	4,099
Less: accumulated depreciation	(3,109)	(2,965)
Net property and equipment	1,230	1,134
Deferred tax assets	1,638	2,028
Goodwill	1,706	1,656
Intangible assets, net	2,407	942
Restricted certificates of deposit	450	500
Other assets	195	180
Total assets	33,767	31,237
Current liabilities:
Accounts payable	2,117	1,031
Accrued wages and benefits	1,418	1,795
Accrued sales commissions	561	493
Accrued rent	461	407
Accrued professional fees	385	451
Customer deposits	532	425
Other current liabilities	709	436
Total current liabilities	6,183	5,038
Commitments and Contingencies
Stockholders' equity:
Preferred stock, $0.01 par value; 5,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.01 par value; 20,000,000 shares authorized; 10,463,255 shares issued	105	105
Addtional paid-in capital	26,040	26,035
Retained earnings (accumulated deficit)	605	(686)
Accumulated other comprehensive earnings	1,175	1,217
Treasury stock, at cost; 55,201 and 76,328 shares, respectively	(341)	(472)
Total stockholders' equity	27,584	26,199
Total liabilities and stockholders' equity	$ 33,767	$ 31,237