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
Net product revenue	$ 1,027	$ 1,487	$ 2,023	$ 2,971
Net customer support and maintenance revenue	41	51	87	102
Total revenue	1,068	1,538	2,110	3,073
Cost of product revenue	401	542	794	1,093
Cost of customer support and maintenance revenue	5	6	11	9
Total cost of revenue	406	548	805	1,102
Gross profit	662	990	1,305	1,971
Operating expenses:
Sales and marketing	381	258	726	460
Research and development	440	343	836	645
General and administrative	302	256	602	516
Operating income (loss)	(461)	133	(859)	350
Interest expense, net	(12)	(12)	(16)	(25)
Income (loss) before income tax provision	(473)	121	(875)	325
Income tax provision	0		0
Net income (loss)	(473)	121	(875)	325
Preferred stock dividends accrued	(38)	(38)	(75)	(75)
Net income (loss) attributable to common stockholders	$ (511)	$ 83	$ (950)	$ 250
Net income (loss) per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.04)	$ 0.01	$ (0.08)	$ 0.02
Diluted (in dollars per share)	$ (0.04)	$ 0.01	$ (0.08)	$ 0.02
Weighted average common shares outstanding:
Basic (in shares)	11,834	11,734	11,831	11,719
Diluted (in shares)	11,834	13,957	11,831	13,784