Income Taxes (Details 1) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Current
Current state taxes	$ 0us-gaap_DeferredTaxAssetsStateTaxes	$ 0us-gaap_DeferredTaxAssetsStateTaxes
Accrued and other related costs	38,000	36,000
Total current	38,000us-gaap_DeferredTaxAssetsNetCurrent	36,000us-gaap_DeferredTaxAssetsNetCurrent
Non-current
Net operating loss carryforward	14,165,000	13,950,000
Research and development credit	1,364,000	1,821,000
Total non-current	15,529,000us-gaap_DeferredTaxAssetsNetNoncurrent	15,771,000us-gaap_DeferredTaxAssetsNetNoncurrent
Total deferred tax asset	15,567,000us-gaap_DeferredTaxAssetsGross	15,807,000us-gaap_DeferredTaxAssetsGross
Less valuation allowance	(15,567,000)	(15,807,000)
Net deferred tax asset	$ 0us-gaap_DeferredTaxAssetsNet	$ 0us-gaap_DeferredTaxAssetsNet

Amount before allocation of valuation allowances of deferred tax asset attributable to accrued and other related costs.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research and development credit forward.

+ References

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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Amount after allocation of valuation allowances of noncurrent deferred tax asset attributable to deductible temporary differences and carryforwards. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from state taxes.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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