Stockholders' Deficiency (Details) (USD $)	3 Months Ended		204 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2012
Issuance of common stock on conversion of convertible preferred stock		$ 0
Issuance of common stock on conversion of convertible preferred stock (in shares)		0
Common stock issued as employee compensation	0	11,783	4,011,938
Common Stock [Member]
Issuance of common stock on conversion of convertible preferred stock	8,727
Issuance of common stock on conversion of convertible preferred stock (in shares)	8,727,498
Issuance of common stock as make whole payments on convertible preferred stock	6,005
Issuance of common stock as make whole payments on convertible preferred stock (in shares)	6,005,443
Issuance of common stock for services	1,367
Issuance of common stock for services (in shares)	1,366,666
Common stock issued as employee compensation	0
Total	16,099
Total (in shares)	16,099,607
Additional Paid-In Capital [Member]
Issuance of common stock on conversion of convertible preferred stock	(8,727)
Issuance of common stock as make whole payments on convertible preferred stock	182,509
Issuance of common stock for services	112,883
Common stock issued as employee compensation	9,993
Total (in shares)	296,658
Change To Stockholder Equity [Member]
Issuance of common stock on conversion of convertible preferred stock	0
Issuance of common stock as make whole payments on convertible preferred stock	188,514
Issuance of common stock for services	114,250
Common stock issued as employee compensation	$ 9,993
Total (in shares)	312,757