CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net loss	$ (5,758)	$ (505)
Income from discontinued operations	(53)	(2,604)
Gain on sale of discontinued operations, net of taxes	(687)
Depreciation and amortization	9	42
Stock-based compensation expense	148	221
Change in fair value of warrant liabilities	808
Change in fair value of convertible notes	1,894
Financing costs associated with convertible notes	530
Non-cash interest expense	225
Deferred income taxes	(492)
Change in assets and liabilities:
Accounts receivable	(321)	235
Inventory	72	(4)
Prepaid expenses and other assets	(116)	(102)
Other assets	182
Accounts payable	(194)	8
Deferred revenue	186	98
Accrued liabilities	(36)	(166)
Net cash flows used in operating activities	(3,603)	(2,777)
Cash flows from investing activities:
Purchase of property and equipment	(18)
Net cash used for investing activities	(18)
Cash flows from financing activities:
Net proceeds from issuance of convertible notes and warrants	3,605
Net cash provided by financing activities	3,605
Discontinued Operations:
Net cash provided by operating activities	210	1,429
Net cash provided by investing activities	1,000
Net cash provided by discontinued operations	1,210	1,429
Effect of exchange rate changes on cash and cash equivalents	67	(14)
Net increase (decrease) in cash and cash equivalents	1,261	(1,362)
Cash and cash equivalents at beginning of period	1,324	2,686
Cash and cash equivalents at end of period	2,585	1,324
Supplemental disclosure of cash flow information:
Cash paid for interest	171
Supplemental disclosure of noncash investing and financing activities:
Warrant liabilities	1,600
Convertible Notes	$ 3,208