CONSOLIDATED STATEMENTS OF OPERATIONS (in thousands, except for share and per share data) (USD $)	12 Months Ended
	May 31, 2013	May 31, 2012
Revenue:
Products	$ 1,284	$ 1,420
Services	4,784	5,015
Royalties on sale of patents	290	0
Total revenue	6,358	6,435
Cost of revenue:
Products.	141	75
Services.	1,234	1,335
Total cost of revenue	1,375	1,410
Gross margin	4,983	5,025
Research and development expenses	1,087	1,243
Selling, general and administrative expenses	3,186	2,984
Operating income	710	798
Interest expense	342	320
Other (income) expense, net	(7)	31
Income before income taxes	375	447
Provision for income taxes	15	3
Net income	$ 360	$ 444
Basic and diluted net income per share	$ 0.35	$ 0.45
Weighted average common shares outstanding-basic	1,018,709	995,135
Weighted average common shares outstanding- diluted	1,019,812	995,135