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Note 5 - Income Taxes (Details) (USD $)
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Dec. 31, 2013
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Dec. 31, 2012
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|---|---|---|
| Deferred tax assets: | ||
| Federal net operating loss carryforward | $ 13,732,222us-gaap_DeferredTaxAssetsOperatingLossCarryforwards | $ 13,493,553us-gaap_DeferredTaxAssetsOperatingLossCarryforwards |
| Other | 696,043us-gaap_DeferredTaxAssetsOtherLossCarryforwards | 538,936us-gaap_DeferredTaxAssetsOtherLossCarryforwards |
| Patent amortization | (7,007)us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets | (7,707)us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets |
| Deferred tax assets before valuation | 14,421,258us-gaap_DeferredTaxAssetsGross | 14,024,782us-gaap_DeferredTaxAssetsGross |
| Valuation allowance | (14,421,258)us-gaap_DeferredTaxAssetsValuationAllowance | (14,024,782)us-gaap_DeferredTaxAssetsValuationAllowance |
| Net deferred income tax assets | $ 0us-gaap_DeferredTaxAssetsNet | $ 0us-gaap_DeferredTaxAssetsNet |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill. No definition available.
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to other deductible loss carryforwards not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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