Note 14 - Income Taxes (Details) - Components of Income Tax Expense - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Note 14 - Income Taxes (Details) - Components of Income Tax Expense [Line Items]
Current tax (benefit):	$ (24,739)	$ (19,537)
Deferred tax expense/(benefit):
Deferred tax expense/(benefit)	(414,433)	(1,442,211)
Valuation allowance	389,694	1,422,674
Total tax (benefit)	(24,739)	(19,537)
Bad Debt Allowance [Member]
Deferred tax expense/(benefit):
Deferred tax expense/(benefit)	26,059	(45,407)
Operating Loss Carryforward [Member]
Deferred tax expense/(benefit):
Deferred tax expense/(benefit)	(513,333)	(1,441,716)
Amortization of Intangibles [Member]
Deferred tax expense/(benefit):
Deferred tax expense/(benefit)	5,482	5,482
Patent Litigation Settlement [Member]
Deferred tax expense/(benefit):
Deferred tax expense/(benefit)	$ 92,098	$ 58,967