8. Income Taxes (Details - Components of Tax Expense) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Current
Federal	$ 0	$ 0
State	2,000	4,000
Foreign	(218,000)	247,000
Total Income Tax (Benefit) Expense	(216,000)	251,000
Deferred
Federal	(102,000)	(140,000)
State	0	0
Foreign	4,000	(4,000)
Total Income Tax Expense (Benefit)	(98,000)	(144,000)
Total
Federal	(102,000)	(140,000)
State	2,000	4,000
Foreign	(214,000)	243,000
Income Tax Expense (Benefit)	$ (314,000)	$ 107,000