Note 3 - Net Income (Loss) Per Share of Common Stock (Details) - Computation of Basic and Diluted Earnings (Loss) Per Common Share (USD $)	3 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Basic:
Numerator: net income (loss) (in Dollars)	$ (258,312)	$ 819,254
Average number of common shares outstanding	4,046,552	4,035,052
Effect of dilutive stock options	0	12,082
Denominator: dilutive average number of common shares outstanding	4,046,552	4,047,134
Diluted earnings (loss) per common share (in Dollars per share)	$ (0.06)	$ 0.20
Basic earnings (loss) per common share (in Dollars per share)	$ (0.06)	$ 0.20