Consolidated Balance Sheets (Parenthetical) (USD $)	Nov. 30, 2012	Feb. 29, 2012
Statement of Financial Position [Abstract]
Allowance for doubtful accounts receivable	$ 16,380	$ 26,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, authorized	25,000,000	25,000,000
Common stock, issued shares	14,503,010	14,455,444
Common stock, outstanding shares	14,503,010	14,455,444