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4. ACCRUED EXPENSES (Tables)
6 Months Ended
Jun. 30, 2016
Payables and Accruals [Abstract]  
Accrued expenses
   June 30,
2016
   December 31, 2015 
Accrued vacation  $148,130   $135,940 
Accrued officers’ salary   68,749    68,749 
Accrued interest   187,453    142,261 
Accrued insurance financing   16,881     
Other accrued expenses   33,861    1,517 
Total accrued expenses  $455,074   $348,467