CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2011
Net revenues:
Licenses	$ 3,881	$ 3,974	$ 4,378
Services	8,959	9,372	9,292
Total net revenues	12,840	13,346	13,670
Operating expenses:
Cost of license revenues	8	13	17
Cost of revenue-amortization of intangible asset	15
Cost of service revenues	1,682	1,823	1,714
Selling and marketing	4,515	5,202	4,637
Research and development	5,248	5,887	5,956
General and administrative	3,953	3,806	4,175
Acquisition related costs	288
Total operating expenses	15,709	16,731	16,499
Operating loss	(2,869)	(3,385)	(2,829)
Other income (expense):
Interest expense-net	(6)	(2)
Other income (expense)-net	10	(62)	(1)
Total other income (expense)	4	(64)	(1)
Loss before income taxes	(2,865)	(3,449)	(2,830)
Income tax provision	77	98	149
Net loss	(2,942)	(3,547)	(2,979)
Other comprehensive loss:
Foreign currency translation adjustments	(47)	(8)	66
Total comprehensive loss	$ (2,989)	$ (3,555)	$ (2,913)
Basic and diluted net loss per share (in dollars per share)	$ (0.10)	$ (0.13)	$ (0.11)
Shares used in computing basic and diluted net loss per share (in shares)	28,548	28,146	28,005