Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2016

Accrued Liabilities, Current [Abstract]

Schedule of accrued expenses

Accrued expenses at December 31, 2016 and 2015 consisted of the following:

	2016		2015
Payroll and vacation	$	81,928	$	412,674
Other		156,159		85,014
Total accrued expenses	$	238,087	$	497,688