Condensed Consolidated Balance Sheets (Parentheticals) (USD $)	Aug. 31, 2013	Nov. 30, 2012
Allowance for doubtful accounts (in Dollars)	$ 31,838	$ 27,958
Undesignated preferred stock - par value (in Dollars per share)	$ 0.01	$ 0.01
Undesignated preferred stock - authorized shares (in Shares)	500,000	500,000
Undesignated preferred stock - issued shares (in Shares)	0	0
Undesignated preferred stock - outstanding shares (in Shares)	0	0
Common stock – par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock – authorized shares (in Shares)	9,500,000	9,500,000
Common stock – issued shares (in Shares)	4,042,552	4,035,052
Common stock – outstanding shares (in Shares)	4,042,552	4,035,052