Stockholders' Deficiency (Details 1)	3 Months Ended	12 Months Ended
	Oct. 31, 2012	Jul. 31, 2012
No. of Warrants - Derivative warrant liability	112,778,485	16,503,340
Warrants Issued	48,254,955	(49,863,260)
No. of Warrants - Derivative warrant liability	131,894,033	112,778,485
Warrant [Member]
No. of Warrants - Derivative warrant liability	74,264,078
Warrants Issued	57,629,955
No. of Warrants - Derivative warrant liability	131,894,033