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Quarterly report pursuant to sections 13 or 15(d)

9. Stockholders' Equity (Details 2)

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9. Stockholders' Equity (Details 2)
6 Months Ended
Jun. 30, 2012
Stock Incentive Plan To Employees And Directors
 
Expected life (years) 3 years 6 months
Expected volatility 44.20%
Weighted-average volatility 44.20%
Risk-free interest rate, Minimum 0.56%
Risk-free interest rate, Maximum 0.60%
Dividend yield 0.00%
Expected forfeiture rate 0.20%
Stock Incentive Plan To Non Employees
 
Expected life (years) 3 years 6 months
Expected volatility 44.20%
Weighted-average volatility 44.20%
Risk-free interest rate, Maximum 0.60%
Dividend yield 0.00%