10. Warrants (Details - Assumptions) - Warrants [Member] - USD ($)	9 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Risk free interest rate - minimum	1.38%	0.79%
Risk free interest rate - maximum	1.92%	1.38%
Average expected life	5 years	3 months – 2.33 years
Expected Volatility Rate, Minimum	100.20%	65.90%
Expected Volatility Rate, Maximum	111.10%	111.10%
Expected dividends	$ 0	$ 0