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7. ACCOUNTS PAYABLE AND ACCRUED EXPENSES
12 Months Ended
Dec. 31, 2013
Payables and Accruals [Abstract]  
ACCOUNTS PAYABLE AND ACCRUED EXPENSES

   December 31, 
   2013   2012 
Accounts payable  $36,962   $39,177 
Accrued expenses   43,175    36,146 
Accrued payroll and vacation   17,902    23,277 
Accrued professional fees   8,277    7,757 
Total  $106,316   $106,357