Consolidated Balance Sheets (Parentheticals) (USD $)	Feb. 28, 2014	Feb. 28, 2013
Accounts receivable, allowance for doubtful accounts (in Dollars)	$ 543,683	$ 507,806
Current portion of the valuation allowance (in Dollars)	33,047	10,382
Inventories, reserve (in Dollars)	204,068	253,148
Notes receivable, valuation allowance (in Dollars)	$ 24,200	$ 37,400
Preferred stock, par value (in Dollars per share)	$ 0.10	$ 0.10
Preferred stock, shares issued and outstanding Series A Junior Participating Preferred Stock	0	0
Series A Junior Participating Preferred Stock, Shares Outstanding	0	0
Common stock, par value (in Dollars per share)	$ 0.03	$ 0.03
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	6,140,200	6,068,470
Common stock, shares outstanding	6,140,200	6,068,470
Preferred Stock - Normal (Member)
Preferred stock, authorized;	250,000	250,000
Series A Preferred Stock [Member]
Preferred stock, authorized shares	50,000	50,000
Undesignated Series [Member]
Undesignated series, authorized shares	200,000	200,000