4. ACCRUED EXPENSES (Details) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Payables and Accruals [Abstract]
Accrued vacation	$ 146,622	$ 152,051
Accrued interest	162,783	175,953
Accrued rent	76,332	77,164
Accrued loss contingency	0	44,423
Other accrued expense	51,038	2,333
Total accrued expenses	$ 436,775	$ 451,924