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Note 9 - Income Taxes (Details) - Effective Income Tax Rate Reconcilliation (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Effective Income Tax Rate Reconcilliation [Abstract]
Income tax benefit at federal statutory rate [34%]	$ (16,581)	$ (306,811)
State and local income tax benefit net of federal tax benefit [0%, 6% - see above]		(54,143)
Change in capitalized inventory (Section 263A)	(11,080)	(5,679)
Change in vacation accrual	(21,608)	(29,423)
Changes in other accruals	(4,674)	(5,242)
Difference between tax and book depreciation	7,532	10,906
Stock-based compensation	(61,394)	(24,206)
Research & Development credits	(54,160)	(47,782)
Impact of New York State taxation change	381,345
Income tax expense/(benefit)	$ 219,380	$ (462,380)

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the vacation accrual account.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the capitalized inventory account.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in other accruals.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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