Note 15 - Income Taxes (Tables)

3 Months Ended

Mar. 31, 2015

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	March 31, 2015			March 31, 2014
Federal statutory rate applied to (loss) before income taxes	$	(1,036,631	)	$	(561,148	)
Increase/(decrease) in income taxes results from:
Current tax expense/(benefit)		385			17,655
Non deductible expenses		632,456			(120,715	)
Change in deferred assets		14,012			17,323
Change in valuation allowance		390,163			664,540
Income tax expense/(benefit)	$	385		$	17,655

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	March 31, 2015			March 31, 2014
Current tax expense/(benefit):	$	385		$	17,655
Deferred tax expense/(benefit):
Bad debt allowance		7,667			(7,659	)
Operating loss carryforward		(411,842	)		(674,203	)
Amortization of intangibles		1,370			1,370
Patent litigation settlement		12,642			15,952
		(389,778	)		(646,885	)
Valuation allowance		390,163			664,540
Total tax expense/(benefit)	$	385		$	17,655

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	March 31, 2015			March 31, 2014
Amortization of intangibles	$	276,846		$	282,328
Bad debt allowance		61,355			31,274
Patent litigation liability accrual		243,799			299,455
Operating loss carryforwards		20,074,040			18,894,685
Gross deferred tax assets		20,656,040			19,507,742
Valuation allowance		(20,656,040	)		(19,507,742	)
Net deferred tax liability/(asset)	$	-0-		$	-0-