Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net earnings	$ 1,291	$ 3,912
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	471	209
Foreign exchange gain	(1)	(11)
Amortization of deferred compensation related to restricted stock	61	87
Profit sharing expense funded through the issuance of treasury stock	75	75
(Gain) loss on sale of property and equipment	10	(40)
Proceeds from sale of demonstration equipment, net of gain	73	107
Deferred income tax expense	372
Changes in assets and liabilities:
Trade accounts receivable	(1,921)	(2,012)
Inventories	316	(761)
Prepaid expenses and other current assets	50	264
Restricted certificates of deposit	50
Other assets	(17)	28
Accounts payable	1,010	432
Accrued wages and benefits	(373)	(295)
Accrued sales commissions	(13)	160
Accrued rent	54	242
Accrued professional fees	(66)	(4)
Customer deposits	107	294
Other current liabilities	158	(112)
Deferred rent		(59)
Net cash provided by operating activities	1,707	2,516
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisition of business	(3,802)
Purchase of property and equipment	(129)	(640)
Proceeds from sale of property and equipment		40
Net cash used in investing activitites	(3,931)	(600)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from stock options exercised		30
Net cash provided by financing activities		30
Effects of exchange rates on cash	(34)	38
Net cash provided by (used in) all activities	(2,258)	1,984
Cash and cash equivalents at beginning of period	13,957	6,895
Cash and cash equivalents at end of period	11,699	8,879
Domestic and foreign income taxes	45	78
Interest	8
Fair value of assets acquired	4,026
Liabilities assumed	(274)
Goodwill resulting from acquisition	50
Net cash paid for acquisition	3,802
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Forfeiture of non-vested shares of restricted stock		$ (20)