CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
CONSOLIDATED STATEMENTS OF OPERATIONS
Net product revenue	$ 6,569	$ 5,192
Net customer support and maintenance revenue	128	156
Total revenue	6,697	5,348
Cost of product revenue	2,685	2,036
Cost of customer support and maintenance revenue	22	21
Total cost of revenue	2,707	2,057
Gross profit	3,990	3,291
Operating expenses:
Sales and marketing	1,317	1,383
Research and development	1,660	1,555
General and administrative	1,143	1,102
Operating loss	(130)	(749)
Other expense		(118)
Interest expense, net	(116)	(66)
Loss from operations before income taxes	(246)	(933)
Income tax provision	0
Net loss	(246)	(933)
Preferred stock dividends accrued	(152)	(151)
Net loss attributable to common stockholders	(398)	(1,084)
Net loss per share attributable to common stockholders, basic and diluted (in dollars per share)	$ (0.03)	$ (0.09)
Weighted average common shares outstanding:
Basic (in shares)	12,035	11,877
Diluted (in shares)	12,035	11,877
Other comprehensive income (loss):
Foreign currency translation adjustment		119
Comprehensive loss	$ (398)	$ (965)