CONDENSED BALANCE SHEETS (UNAUDITED) (Parentheticals) (USD $)	Aug. 31, 2012	Feb. 29, 2012
Allowance for doubtful accounts and sales returns (in Dollars)	$ 516,800	$ 556,300
Common Stock, par value (in Dollars per share)	$ 0.20	$ 0.20
Common Stock, shares authorized (in Shares)	8,000,000	8,000,000
Common Stock, shares issued (in Shares)	6,041,040	6,041,040
Common Stock, shares outstanding (in Shares)	3,931,205	3,913,183

The valuation allowance as of the balance sheet date to reduce the gross amount of receivables to estimated net realizable value, which would be presented in parentheses on the face of the balance sheet.

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