Income Taxes (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Significant components of the Company's net deferred tax asset
Net operating loss carryforward	$ 10,329,617	$ 5,896,441
Research and development credit carryforward	329,584	257,110
Stock-based compensation	1,090,746	740,714
Depreciation and amortization	(81,305)
Charitable contributions	72,693	68,694
Subtotal	11,741,335	6,962,959
Valuation allowance	(11,741,335)	(6,962,959)
Net deferred taxes

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from in-process research and development costs expensed in connection with a business combination.

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- Definition

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

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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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.

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