Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities:
Net loss	$ (1,428)	$ (1,867)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	162	150
Stock-based compensation	45	58
Provision for doubtful accounts receivable	(29)	24
Amortization of intangible assets	63	104
Amortization of discounts on long-term borrowings and acquisition related liabilities	44	77
Amortization of loan origination fees	28	28
Deferred revenue	(728)	216
Changes in assets and liabilities:
Accounts receivable, inventories, and other assets	753	(1,612)
Accounts payable and accrued liabilities	(868)	(2,158)
Total adjustments	(530)	(3,113)
Net cash used in operating activities	(1,958)	(4,980)
Cash flows from investing activities:
Acquisition of property and equipment	(125)	(12)
Net cash used in investing activities	(125)	(12)
Cash flows from financing activities:
Proceeds from issuances of common stock, net		4,827
Proceeds from other borrowings	1,750
Payments on other borrowings	(12)	(849)
Net (payments) proceeds on credit line borrowings	(378)	603
Net cash provided by financing activities	1,360	4,581
Effect of exchange rate changes on cash	(6)	8
Net decrease in cash and cash equivalents	(729)	(403)
Cash and cash equivalents at beginning of period	1,181	2,136
Cash and cash equivalents at end of period	452	1,733
Cash and cash equivalents	317	1,661
Restricted cash held	$ 135	$ 72