Warrants (Tables)

12 Months Ended

Nov. 30, 2012

Warrants Disclosure [Abstract]

Schedule of Share-based Compensation Award, Shares Under Warrants [Table Text Block]

A summary of the status of warrants at November 30, 2012 and 2011, and changes during the years then ended is presented in the following table:

						Weighted
				Weighted		Average
	Shares			Average		Remaining		Aggregate
	Under			Exercise		Contractual		Intrinsic
	Warrants			Price		Life		Value
Outstanding at November 30, 2010		22,837,991		$	0.5915		1.7 years	$	-
Issued		-			-
Exercised		(1,111,000	)		1.0900
Expired		(10,934,961	)		0.3579
Outstanding at November 30, 2011		10,792,030		$	0.7769		3.0 years	$	-
Issued		-			-
Exercised		(857,000	)		1.0900
Expired		(658,000	)		0.6987
Outstanding at November 30, 2012		9,277,030		$	0.7535		2.2 years	$	-