Debt (Details 1) (USD $)	Nov. 30, 2012	Nov. 30, 2011
Components of short term borrowings
Demand note payable to Chief Executive Officer	$ 502,426	$ 477,730
Other demand notes	118,642	493,346
Convertible notes	447,799	232,198
Total short-term debt	$ 1,068,867	$ 1,203,274
Weighted average interest rate on short-term borrowings	8.70%	8.10%
Minimum [Member]
Components of short term borrowings
Interest rate related to demand note payable to Chief Executive Officer	12.00%
Interest rate related to other demand note	0.00%
Interest rate related to convertible notes	0.00%
Maximum [Member]
Components of short term borrowings
Interest rate related to demand note payable to Chief Executive Officer	24.00%
Interest rate related to other demand note	12.00%
Interest rate related to convertible notes	12.00%