4. OTHER ASSETS

12 Months Ended

May 31, 2014

Other Assets [Abstract]

OTHER ASSETS

Other assets consist of the following as of May 31:

	2014			2013
Patents	$	190,739		$	190,739
Debt issue costs		129,722			18,726
Accumulated amortization		(157,273	)		(140,879	)
Customer deposits		-			2,785
Total Other Assets	$	163,188		$	71,371

Amortization of intangibles was $35,120 and $13,050 for 2014 and 2013, respectively.   Future amortization for the next five years will be $37,384, $37,274, $36,573, $35,983 and $15,974.