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Comprehensive Loss
9 Months Ended
Apr. 30, 2013
Stockholders' Equity Note [Abstract]  
Comprehensive Loss

4.            Comprehensive Loss

 

Comprehensive loss is defined as the change in equity during a period from transactions and other events and circumstances from non-owner sources, including unrealized gains and losses on marketable securities and foreign currency translation adjustments. For the nine months ended April 30, 2013 and 2012, our comprehensive loss consisted only of net loss.