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Income Taxes (Details 1)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Reconciliations of difference between income tax benefit computed at federal and state statutory tax rates and provision for income tax benefit    
Income tax loss at federal statutory rate (34.00%) (34.00%)
State tax benefits, plus sale of NJ NOLs, net of federal benefit (6.00%) (6.00%)
Subtotal (40.00%) (40.00%)
Valuation allowance 28.87% 20.56%
Income tax benefit (11.13%) (19.44%)