Note 6 - Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30, 2018		December 31, 2017
Accrued management salaries	$	710,643	$	532,615
Accrued directors’ fees		238,669		182,620
Other accrued expenses		48,750		18,476
Total accrued expenses	$	998,062	$	733,711