CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net product revenue	$ 1,823	$ 1,759	$ 5,102	$ 3,782
Net customer support and maintenance revenue	32	33	100	120
Total revenue	1,855	1,792	5,202	3,902
Cost of product revenue	769	695	2,161	1,490
Cost of customer support and maintenance revenue	5	6	16	16
Total cost of revenue	774	701	2,177	1,506
Gross profit	1,081	1,091	3,025	2,396
Operating expenses:
Sales and marketing	317	365	1,016	1,092
Research and development	414	313	1,125	1,149
General and administrative	270	268	891	869
Operating income (loss)	80	145	(7)	(714)
Interest expense, net	(32)	(24)	(85)	(41)
Income (loss) before income tax provision	48	121	(92)	(755)
Net income (loss)	48	121	(92)	(755)
Preferred stock dividends accrued	(39)	(38)	(116)	(113)
Net income (loss) attributable to common stockholders	$ 9	$ 83	$ (208)	$ (868)
Net income (loss) per share attributable to common stockholders:
Basic (in dollars per share)	$ 0.00	$ 0.01	$ (0.02)	$ (0.07)
Diluted (in dollars per share)	$ 0.00	$ 0.01	$ (0.02)	$ (0.07)
Weighted average common shares outstanding:
Basic (in shares)	12,072	11,902	12,011	11,855
Diluted (in shares)	13,922	13,608	12,011	11,855