Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 1)

v2.4.0.8
Income Taxes (Details 1)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Income Taxes Expense Benefit [Line Items]    
U. S. federal statutory tax rate (34.00%) (34.00%)
Non-deductible stock-based compensation 2.90% 8.60%
Non-deductible fair value of warrant extensions 0.00% 10.80%
Non-deductible fair value of warrant discounts 0.00% 3.20%
Adjustment to deferred tax asset (1.30%) (2.00%)
Change in valuation allowance 32.40% 13.40%
Effective tax rate 0.00% 0.00%