Note 11 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Tax Disclosure [Abstract]

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

	Years Ended December 31,
	2014			2013
Statutory federal rate		34.0	%		34.0	%
State income taxes net of federal income tax benefit		5.2	%		5.2	%
Permanent differences for tax purposes		-0.6	%		49.6	%
Change in valuation allowance		-38.6	%		-88.8	%
Effective income tax rate:		0.0	%		0.0	%

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

	December 31,
	2014			2013
Deferred tax assets:
Net operating loss carryovers	$	3,359,000		$	2,567,000
Stock-based compensation		732,000			495,000
Other temporary differences		174,000			201,000
Total deferred tax assets		4,265,000			3,264,000
Valuation allowance		(4,265,000	)		(3,264,000	)
Net deferred tax asset	$	-		$	-