CONDENSED STATEMENTS OF OPERATIONS (Unaudited) (USD $)	3 Months Ended
	May 31, 2013	May 31, 2012
CONDENSED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
Net revenues	$ 808,526	$ 767,568
Cost of goods sold	320,220	353,111
Gross profit	488,306	414,457
Operating expenses:
Engineering, research and development	398,798	316,491
Selling, general and administrative	2,565,170	2,300,302
Total operating expenses	2,963,968	2,616,793
Loss from operations	(2,475,662)	(2,202,336)
Other income (expense):
Interest expense, net	716,298	880,897
Other income, net	(212,717)	(1,500)
Total other (income) expense	503,581	879,397
Net Loss	$ (2,979,243)	$ (3,081,733)
Total basic and diluted loss per share (in dollars per share)	$ (0.04)	$ (0.04)
Weighted average shares used to compute basic and diluted loss per share (in shares)	77,521,286	72,052,995