Note 12 - Stockholders' (Deficit) (Tables)

12 Months Ended

Dec. 31, 2015

Note 12 - Stockholders' (Deficit) (Tables) [Line Items]

Schedule of Dividends in Arrears [Table Text Block]

	Cumulative arrearage as of				Cumulative arrearage per share as of
	December 31,				December 31,
Series of preferred stock	2015		2014		2015		2014
Series A	$	2,465,830	$	2,586,700	$	0.68	$	0.63
Series B		609,887		609,887	$	3.05	$	3.05
Series C		1,472,093		1,472,093	$	4.37	$	4.37
Total preferred stock arrearage	$	4,547,810	$	4,668,680

Schedule of Dividends Payable [Table Text Block]

	Dividends accreted				Dividends per share
	For the year ended				For the year ended
	December 31,				December 31,
	2015		2014		2015		2014
Preferred stock dividends in arrears Series A	$	181,886	$	206,261	$	0.050	$	0.050
Preferred stock dividends in arrears Series B	$	-0-	$	-0-	$	-0-	$	-0-
Preferred stock dividends in arrears Series C	$	-0-	$	-0-	$	-0-	$	-0-

Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

December 31, 2015									December 31, 2015
Warrants outstanding									Warrants exercisable
Range of exercise					Weighted average remaining		Weighted average				Weighted average
price			Number outstanding		contractual life		exercise price		Number exercisable		exercise price
$0.25	-	$0.60		22,900,000		1.76	$	0.46		22,900,000	$	0.46

December 31, 2014									December 31, 2014
Warrants outstanding									Warrants exercisable
Range of exercise					Weighted average remaining		Weighted average				Weighted average
price			Number outstanding		contractual life		exercise price		Number exercisable		exercise price
$0.25	-	$0.60		48,463,517		1.17	$	0.35		48,463,517	$	0.35

Schedule of Share-based Compensation, Activity [Table Text Block]

	Weighted average grant date fair value
	for the year ended December 31,
	2015		2014
Stock options granted during the period	$	0.24	$	0.16
Stock options vested during the period	$	0.17	$	0.12
Stock options forfeited during the period	$	0.26	$	0.31

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Foreign currency translation			Accumulated other comprehensive (loss)
Balance at December 31, 2013	$	(87,604	)	$	(87,604	)
2014 Activity		(156,223	)		(156,223	)
Balance at December 31, 2014		(243,827	)		(243,827	)
2015 Activity		(122,528	)		(122,528	)
Balance at December 31, 2015	$	(366,355	)	$	(366,355	)

Warrant [Member]

Note 12 - Stockholders' (Deficit) (Tables) [Line Items]

Schedule of Share-based Compensation, Activity [Table Text Block]

Warrants
Balance at December 31, 2013	44,728,873
Issued	3,920,000
Exercised	-0-
Expired/forfeited	(185,356	)
Balance at December 31, 2014	48,463,517
Issued	3,800,000
Exercised	-0-
Cancelled	(29,363,517	)
Expired/forfeited	-0-
Balance at December 31, 2015	22,900,000
Warrants exercisable at December 31, 2015	22,900,000