Annual report pursuant to Section 13 and 15(d)

13. EARNINGS PER SHARE (Details - per share calculation)

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13. EARNINGS PER SHARE (Details - per share calculation) - USD ($)
3 Months Ended 12 Months Ended
Apr. 30, 2017
Jan. 31, 2017
Oct. 31, 2016
Jul. 31, 2016
Apr. 30, 2016
Jan. 31, 2016
Oct. 31, 2015
Jul. 31, 2015
Apr. 30, 2017
Apr. 30, 2016
Earnings Per Share [Abstract]                    
Net loss $ (1,155,022) $ (1,282,146) $ (974,551) $ (1,031,966) $ (1,122,067) $ (1,791,097) $ (1,635,582) $ (1,515,038) $ (4,443,685) $ (6,063,784)
Basic weighted average number of shares outstanding                 845,308,413 752,403,049
Diluted weighted average number of shares outstanding                 845,308,413 752,403,049
Basic and diluted loss per share $ (0.00) $ (0.00) $ (0.00) $ (0.00) $ (0.00) $ (0.00) $ (0.00) $ (0.00) $ (0.01) $ (0.01)