Quarterly report pursuant to Section 13 or 15(d)

Common Stock (Details 4)

v2.4.0.6
Common Stock (Details 4) (Stock Warrants [Member])
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Stock Warrants [Member]
   
Summary of fair value of warrants issued    
Risk-free interest rates 0.32% 0.71%
Expected dividend yield 0.00% 0.00%
Expected life 3 years 22 days 4 years 22 days
Expected volatility 50.67% 76.00%