Stockholder's Equity (Tables)

12 Months Ended

Mar. 31, 2013

Stockholder's Equity

Schedule of assumptions used in estimating the fair value of stock options and ESPP purchase rights

	Years Ended March 31,
	2013				2012
			ESPP				ESPP
	Stock		purchase		Stock		purchase
	options		rights		options		rights
Expected term	5.0 Years		0.5 Years		5.3 Years		0.5 Years
Expected volatility	71	%	73	%	75	%	72	%
Risk-free interest rate	0.74	%	0.13	%	1.25	%	0.13	%
Dividend yield	0	%	0	%	0	%	0	%

Schedule of total stock-based compensation expense

Total stock-based compensation expense included in the consolidated statements of comprehensive lossis as follows (in thousands):

	Years Ended March 31,
	2013		2012		2011
Cost of revenue	$	93	$	152	$	68
Operating expense:
Selling and marketing	210		357		342
Research and development	250		376		308
General and administrative	496		395		289
Total stock-based compensation expense	1,049		1,280		1,007
Income tax benefit	—		—		—
Net stock-based compensation expense	$	1,049	$	1,280	$	1,007

Schedule of stock option activity

	Number of Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term in Years	Aggregate Intrinsic Value
Options outstanding as of March 31, 2010	2,689,036		$	3.29
Granted	198,500		$	4.49
Exercised	(147,122	)	$	2.57
Forfeited	(57,095	)	$	4.18
Expired	(149,093	)	$	4.79
Options outstanding as of March 31, 2011	2,534,226		$	3.32	5.9	$	3,374,573
Granted	1,349,500		$	3.64
Exercised	(43,640	)	$	1.99
Forfeited	(385,140	)	$	3.89
Expired	(328,769	)	$	4.21
Options outstanding as of March 31, 2012	3,126,177		$	3.31	6.4	$	91,005
Granted	942,000		$	2.07
Increase due to acquisition of Storycode	822,320		$	0.70
Exercised	(17,770	)	$	1.37
Forfeited	(157,586	)	$	2.58
Expired	(547,248	)	$	3.45
Options outstanding as of March 31, 2013	4,167,893		$	2.53	6.4	$	1,013,910
Vested and expected to vest at March 31, 2013	3,971,004		$	2.53	6.3	$	977,994
Exercisable at March 31, 2013	2,598,013		$	2.59	5.0	$	742,817