STOCK OPTIONS: (Details Textual) (USD $)	3 Months Ended		131 Months Ended		3 Months Ended										1 Months Ended	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012	Jan. 31, 2013	Oct. 31, 2012	Jan. 31, 2013 Research and Development Expense [Member]	Jan. 31, 2012 Research and Development Expense [Member]	Jan. 31, 2013 General and Administrative Expense [Member]	Jan. 31, 2012 General and Administrative Expense [Member]	Jan. 31, 2013 Employees and Consultants [Member]	Jan. 31, 2013 Two Thousand and Four Stock Option Plan [Member]	Jan. 31, 2013 Two Thousand and Five Stock Option Plan [Member]	Jan. 31, 2013 Two Thousand and Nine Stock Option Plan [Member]	Aug. 13, 2012 Two Thousand and Eleven Omnibus Incentive Plan [Member]	Sep. 27, 2011 Two Thousand and Eleven Omnibus Incentive Plan [Member]	Aug. 22, 2011 Two Thousand and Eleven Employee Stock Purchase Plan [Member]	Jan. 31, 2013 Two Thousand and Eleven Employee Stock Purchase Plan [Member]	Jan. 31, 2012 Two Thousand and Eleven Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent															85.00%
Common Stock, Capital Shares Reserved for Future Issuance														20,000,000	5,000,000
Vested & Exercisable Weighted Average Remaining Contractual Life In Years	1 year 9 months
Common stock, shares authorized	1,000,000,000		1,000,000,000	1,000,000,000									45,000,000
Proceeds from Stock Plans																$ 208,000	$ 15,862
Options granted to consultants and professionals (in shares)	0	2,539,792							17,120,000
Granted Weighted-Average Exercise Price									$ 0.15
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	44,287,424		44,287,424	44,807,424						2,381,525	5,444,000	19,341,899
Non-cash charges to consultants and employees for options and stock	369,923	300,184	5,349,969		110,000	135,000	153,000	165,000
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options	1,784,000		1,784,000
Income Tax Effects Allocated Directly to Equity, Employee Stock Options																8,769	2,200
Employee Stock Ownership Plan (ESOP), Compensation Expense					$ 263,000	$ 300,000