Stockholders' (Deficiency)/Equity (Details Narrative) (USD $)	12 Months Ended							12 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014 Series E Convertible Preferred Stock	Jul. 31, 2013 Series E Convertible Preferred Stock	Jul. 31, 2014 Series F Convertible Preferred Stock	Jul. 31, 2013 Series F Convertible Preferred Stock	Jul. 31, 2012 Series B Convertible Preferred Stock [Member]	Jul. 31, 2014 Price Protection Provision, Warrants	Jul. 31, 2013 Preferred Stock
Outstanding warrants, weighted average exercise price	$ 0.085
Outstanding warrants, weighted average remaining life (in years)	3 years 3 months 6 days
Number of warrants	257,331,254							239,788,852
Number of warrants, exercise price	$ 0.03	$ 0.03						$ 0.03
Estimated value of warrants								$ 2,635,643
Convertible preferred stock, shares authorized			2,450	2,450	4,150	0			1,000,000
Convertible preferred stock, par value (in dollars per share)			$ 1,000	$ 1,000	$ 1,000	$ 1,000			$ 0.001
Convertible preferred stock, shares issued			25	930	1,225	0	1,490
Convertible preferred stock, shares outstanding			25	930	1,225	0	1,490
Convertible preferred stock, cumulative percentage of interest			9.00%	9.00%	9.00%		9.00%