CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues	$ 398	$ 249	$ 455	$ 516
Cost of revenues	198	264	338	696
Gross profit (loss)	200	(15)	117	(180)
Operating expenses:
Selling, general and administrative	667	839	1,260	1,640
Research and development	373	113	445	366
Total operating expenses	1,040	952	1,706	2,006
Gain on the sale of assets	(40)	(98)	(40)	(98)
Loss from continuing operations	(800)	(869)	(1,549)	(2,088)
Other income (expense):
Interest expense	(115)		(161)
Financing costs associated with convertible notes			(530)
Change in fair value of warrant liabilities	372		(1,104)
Change in fair value of convertible notes	2		(2,216)
Total other income (expense)	259		(4,011)
Net loss from continuing operations	(541)	(869)	(5,560)	(2,088)
Discontinued operations:
Income from discontinued operations		670	53	1,328
Gain on sale of discontinued operations			1,179
Net income from discontinued operations		670	1,232	1,328
Net loss	$ (541)	$ (199)	$ (4,328)	$ (760)
Net loss per weighted average share, basic and diluted:
From loss on continuing operations attributable to common stockholders (in dollars per share)	$ (0.02)	$ (0.03)	$ (0.18)	$ (0.07)
From income on discontinued operations (in dollars per share)		$ 0.02	$ 0.00	$ 0.04
From gain on sale of discontinued operations (in dollars per share)			$ 0.04
Net loss attributable to common stockholders per weighted average share, basic and diluted (in dollars per share)	$ (0.02)	$ (0.01)	$ (0.14)	$ (0.03)
Weighted average shares outstanding:
Basic (in shares)	30,351	30,351	30,351	30,351
Diluted (in shares)	30,351	30,351	30,351	30,351