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Derivative Financial Instruments (Details 1) (USD $)
3 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Level 3 inputs activity    
Balance at July 1, 2012 $ 1,087,296  
Issuance of common stock warrants 1,087,296  
Change in fair value of warrant liability (95,784)   
Balance at June 30, 2012 $ 991,512