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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2012
Summary of Significant Accounting Policies [Abstract]  
Weighted average assumptions
                 
    December 31,  
    2012     2011  

Volatility

    172     181

Risk-free interest rate

    0.79     0.84

Expected life

    3 years       3 years  

Dividend yield

    0     0

Forfeiture Rate

    6     6