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Income Taxes (Details) (USD $)
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Dec. 31, 2012
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Dec. 31, 2011
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| Deferred tax assets: | ||
| Net operating losses | $ 13,609,036 | $ 13,089,314 |
| Share-based compensation | 1,497,556 | 741,420 |
| Other differences in tax basis | 233,043 | 4,749 |
| Total deferred tax assets | 15,339,634 | 13,835,483 |
| Less: valuation allowance | (15,339,634) | (13,835,483) |
| Deferred tax assets, net |
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- Details
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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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- 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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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from reserves and accruals. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from other provisions, reserves, allowances, and accruals not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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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