Note 6 - Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2015

Payables and Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

Account	December 31, 2015		December 31, 2014
Accounts payable	$	515,764	$	613,584
Accrued payroll and related costs		473,108		319,629
Other accrued expenses		105,562		85,248
Accrued interest		862,836		875,724
Total accounts payable and accrued expenses	$	1,957,270	$	1,894,185