13. Income Taxes - (Details - Schedule of income tax expense (benefit)) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Current:
Federal	$ 0	$ 0
State and local	0	0
Foreign	70,547	67,978
Total current	70,547	67,978
Deferred:
Federal	0	0
State and local	0	0
Foreign	(36,851)	4,458
Total deferred	(36,851)	4,458
Total	$ 33,696	$ 72,436