Statements of Stockholders' Deficit - 9 months ended Apr. 30, 2016 - USD ($)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]
Balance at Jul. 31, 2015	$ (8,386,725)	$ 1,842	$ 44,982,519	$ (53,371,086)
Balance (in shares) at Jul. 31, 2015		1,841,866
Stock issued for services	1,215,719	$ 124	1,215,595	0
Stock issued for services (in shares)		123,852
Stock issued upon the exercise of options	0	$ 15	(15)	0
Stock issued upon the exercise of options (in shares)		15,715
Stock based compensation from issuance of stock options	10,183,555	$ 0	10,183,555	0
Net loss	(6,723,849)	0	0	(6,723,849)
Balance at Apr. 30, 2016	$ (3,711,300)	$ 1,981	$ 56,381,654	$ (60,094,935)
Balance (in shares) at Apr. 30, 2016		1,981,433