Condensed Consolidated Balance Sheets (Parentheticals) (USD $)	May 31, 2013	Nov. 30, 2012
Allowance for doubtful accounts (in Dollars)	$ 31,187	$ 27,958
Undesignated preferred stock - par value (in Dollars per share)	$ 0.01	$ 0.01
Undesignated preferred stock - authorized shares	500,000	500,000
Undesignated preferred stock - issued shares	0	0
Undesignated preferred stock - outstanding shares	0	0
Common stock – par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock – authorized shares	9,500,000	9,500,000
Common stock – issued shares	4,037,552	4,035,052
Common stock – outstanding shares	4,037,552	4,035,052