BALANCE SHEETS [Parenthetical] (USD $)	Oct. 31, 2011	Jul. 31, 2011
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	100,000,000	100,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares, outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	24,637,782	24,514,282
Common stock, shares, outstanding	24,637,782	24,514,282