Quarterly report pursuant to sections 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) (USD $)
Oct. 31, 2012
Jul. 31, 2012
Consolidated Balance Sheets    
Common stock, authorized shares 3,200,000,000 3,200,000,000
Common stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Common stock, issued shares 88,159,000 87,856,000
Common stock, outstanding shares 88,159,000 87,856,000
Warrants issued 41,943,000 42,246,000
Warrants outstanding 41,943,000 42,246,000