BUSINESS SEGMENTS

12 Months Ended

May 31, 2013

Segment Reporting [Abstract]

Segment Reporting Disclosure [Text Block]

7.    BUSINESS SEGMENTS 

The Company operates as one segment. Geographic information regarding net sales is approximately as follows:       

			2013		2012
Net sales:
	Europe	$	2,840,000	$	2,533,000
	United States		822,000		1,074,000
	Asia		2,770,000		2,420,000
	South America		7,000		2,000
	Middle East		31,000		22,000
	Other foreign		3,000		30,000
	Total net sales	$	6,473,000	$	6,081,000