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Significant Accounting Policies (Tables)
6 Months Ended
Oct. 31, 2015
Accounting Policies [Abstract]  
Schedule of Common Stock Equivalents
As of   October 31, 2015     October 31, 2014  
Stock Options     598,352       534,691  
Stock Purchase Warrants     336,458       203,125  
      934,810       737,816