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10. STOCK PURCHASE OPTIONS AND WARRANTS (Details 1)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Warrants and common shares issued for interest expense, Shares    
Expected volatility, minimum 105.00% 92.00%
Expected volatility, maximum 304.00% 126.00%
Expected dividends 0.00% 0.00%
Expected term, minimum 0 years 0 years
Expected term, maximum 5 years 5 years
Risk-free interest rate, minimum 0.96% 0.74%
Risk-free interest rate, maximum 2.73% 1.89%