Note 7 - Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2014

Payables and Accruals [Abstract]

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

Account	December 31, 2014		December 31, 2013
Accounts payable	$	613,584	$	724,421
Accrued payroll and related costs		319,629		260,072
Other accrued expenses		85,248		88,292
Accrued interest		875,724		1,468,171
Total accounts payable and accrued expenses	$	1,894,185	$	2,540,956