CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
NET SALES	$ 7,299	$ 6,936	$ 14,208	$ 13,442
COST OF SALES	4,306	4,124	8,363	8,056
Gross profit	2,993	2,812	5,845	5,386
OPERATING EXPENSES:
General and administrative	1,261	1,285	2,816	2,433
Sales and marketing	1,180	880	2,184	1,718
Research and development	171	80	286	131
Loss on disposal of equipment and leasehold improvements	21	13	26	35
Total operating expenses	2,633	2,258	5,312	4,317
Income from operations	360	554	533	1,069
OTHER EXPENSE:
Loss on extinguishment of debt		(51)		(51)
Interest expense, net	(25)	(17)	(62)	(29)
Total other expense, net	(25)	(68)	(62)	(80)
Income before provision for income taxes	335	486	471	989
PROVISION FOR INCOME TAXES	(229)	(10)	(335)	(20)
NET INCOME	$ 106	$ 476	$ 136	$ 969
NET INCOME PER SHARE:
Basic (in dollars per share)	$ 0.02	$ 0.09	$ 0.02	$ 0.18
Diluted (in dollars per share)	$ 0.02	$ 0.08	$ 0.02	$ 0.17
SHARES USED IN CALCULATION OF NET INCOME PER SHARE:
Basic (in shares)	5,475	5,450	5,470	5,445
Diluted (in shares)	5,699	5,635	5,655	5,758