Consolidated Balance Sheets (Parenthetical) (USD $)	Jul. 31, 2013	Oct. 31, 2012
Stockholders' equity:
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, Authorized	10,000,000	10,000,000
Preferred stock, outstanding	0	0
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, Authorized	50,000,000	50,000,000
Common stock, Issued	22,702,186	20,758,695
Common stock, outstanding	22,702,186	20,758,695