Annual report pursuant to Section 13 and 15(d)

14. EARNINGS PER SHARE (Tables)

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14. EARNINGS PER SHARE (Tables)
12 Months Ended
Apr. 30, 2015
Earnings Per Share [Abstract]  
Earnings per share calculations
    Years Ended April 30,  
    2015     2014     2013  
Net loss   $ (9,927,706 )   $ (27,254,020 )   $ (1,598,102 )
Basic weighted average number of shares outstanding     704,327,656       583,219,665       440,954,850  
Diluted weighted average number of shares outstanding     704,327,656       583,219,665       440,954,850  
Basic and diluted loss per share   $ (0.01 )   $ (0.05 )   $ (0.00 )