Condensed 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 loss	$ (5,085)	$ (5,743)
Loss from discontinued operations	132	46
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	711	874
Provision for doubtful accounts		23
Stock based compensation expense	230	1,175
Loss (gain) on change in fair value of liability-classified warrants	6	(1,091)
Amortization of debt discount and accretion of debt payment premium	58	54
Amortization of debt issuance costs		75
Income from unconsolidated affiliate	(38)	(18)
(Gain) loss on foreign currency transactions	(123)	221
Gain on disposal of property and equipment		(35)
Changes in operating assets and liabilities:
Accounts receivable	3,389	(968)
Inventories	1,903	(3,060)
Prepaid expenses and other assets	(104)	126
Accounts payable	(1,227)	2,828
Income taxes	(432)	(56)
Accrued expenses and other current liabilities	(82)	547
Cash used in operating activities of continuing operations	(662)	(5,002)
Cash used in operating activities of discontinued operations	(126)	(46)
Net cash used in operating activities	(788)	(5,048)
Cash flows from investing activities:
Purchases of property and equipment	(121)	(360)
Investment in unconsolidated affiliate		51
Proceeds from sale of property and equipment		37
Net cash used in investing activities	(121)	(272)
Cash flows from financing activities:
Net borrowings under demand line of credit	830	4,373
Repayment of line of credit		(2,540)
Proceeds from issuance of shareholder notes payable		3,000
Proceeds from exercise of warrants		394
Payment of settlement obligation		(1,575)
Repayment of capital lease obligations	(8)	(16)
Payments for debt issuance costs		(115)
Net cash provided by financing activities	822	3,521
Effect of exchange rates on cash	44	(60)
Net change in cash and cash equivalents	(43)	(1,859)
Cash and cash equivalents at beginning of period	3,471	5,007
Cash and cash equivalents at end of period	3,428	3,148
Supplemental disclosures:
Cash paid for interest	526	438
Cash paid for income taxes	$ 291	$ 626