Quarterly report pursuant to Section 13 or 15(d)

BALANCE SHEETS (PARENTHETICAL)

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BALANCE SHEETS (PARENTHETICAL) (USD $)
Aug. 31, 2012
Feb. 29, 2012
BALANCE SHEETS [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 21,456 $ 17,718
Patents, accumulated amortization $ 109,838 $ 170,640
Common Stock, par value per share $ 0.01 $ 0.01
Common Stock, shares authorized 50,000,000 50,000,000
Common Stock, shares issued 38,936,667 37,471,667
Common Stock, shares outstanding 36,661,667 35,196,667
Treasury Stock, shares 2,275,000 2,275,000