Annual report pursuant to section 13 and 15(d)

Cash and Liquidity (Details)

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Cash and Liquidity (Details) (USD $)
6 Months Ended 12 Months Ended 54 Months Ended
Jul. 31, 2008
Jul. 31, 2012
Jul. 31, 2011
Jul. 31, 2010
Jul. 31, 2009
Jul. 31, 2012
Cash and Liquidity            
Losses in all previous reporting periods from inception to date $ 7,187 $ 2,364,852 $ 3,758,817 $ 36,158 $ 33,714 $ 6,200,728