Quarterly report pursuant to Section 13 or 15(d)

3. Summary of Significant Accounting Policies (Details 6)

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3. Summary of Significant Accounting Policies (Details 6) (USD $)
Nov. 10, 2011
Mar. 31, 2013
Warrants Revalued [Member]
Dec. 31, 2012
Warrants Revalued [Member]
Expected life (in months) 60 months 43 months 46 months
Expected volatility 104.50% 133.70% 146.40%
Risk-free interest rate 0.875% 0.36% 0.44%
Exercise price $ 0.81 $ 0.40 $ 0.40
Fair value per warrant $ 0.54 $ 0.20 $ 0.15