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 $)
Jun. 26, 2013
Jun. 06, 2013
May 24, 2013
Apr. 11, 2013
Nov. 10, 2011
Jun. 30, 2013
Warrants Revalued [Member]
Dec. 31, 2012
Warrants Revalued [Member]
Expected life (in months) 12 months 12 months 24 months 12 months 60 months 40 months 46 months
Expected volatility 189.20% 209.70% 170.00% 206.10% 104.50% 111.50% 146.40%
Risk-free interest rate 0.13% 0.13% 0.27% 0.10% 8.75% 0.36% 0.44%
Exercise price $ 0.17 $ 0.4 $ 0.25 $ 0.14 $ 0.81 $ 0.4 $ 0.4
Fair value per warrant $ 0.26 $ 0.25 $ 0.31 $ 0.29 $ 0.54 $ 0.23 $ 0.15