CONDENSED BALANCE SHEETS (UNAUDITED) (Parentheticals) - USD ($)	May. 31, 2015	Feb. 28, 2015
Allowance for doubtful accounts and sales returns (in Dollars)	$ 365,800	$ 334,500
Common Stock, par value (in Dollars per share)	$ 0.20	$ 0.20
Common Stock, shares authorized	8,000,000	8,000,000
Common Stock, shares issued	6,041,040	6,041,040
Common Stock, shares outstanding	4,037,572	4,024,539