Annual report pursuant to Section 13 and 15(d)

Derivatives (Details 1)

v2.4.0.6
Derivatives (Details 1) (USD $)
1 Months Ended 12 Months Ended
Dec. 19, 2012
Dec. 27, 2012
Jan. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Summary of fair values of derivative warrants on basis of valuation model          
Market value of common stock on measurement date (1) $ 0.39 $ 0.39 $ 0.37 $ 0.39 $ 0.37
Risk free interest rate (2)   0.94% 1.24%   1.35%
Warrant lives in years   6 years 7 years   7 years
Expected volatility (3)   161.00% 157.00%   156.00%
Expected dividend yield (4)               
Probability of stock offering in any period over 5 years (5) 25.00% 25.00% 25.00% 25.00% 25.00%
Range of percentage of existing shares offered (6) 35.00% 35.00% 35.00% 35.00% 35.00%
Maximum [Member]
         
Summary of fair values of derivative warrants on basis of valuation model          
Adjusted exercise price $ 0.83 $ 0.26 $ 0.26 $ 0.83 $ 0.26
Risk free interest rate (2) 0.77%     0.77%  
Warrant lives in years 5 years     5 years  
Expected volatility (3) 161.00%     161.00%  
Offering price range (7) $ 0.55 $ 0.60 $ 0.56 $ 0.55 $ 0.55
Minimum [Member]
         
Summary of fair values of derivative warrants on basis of valuation model          
Adjusted exercise price $ 0.41 $ 0.22 $ 0.23 $ 0.41 $ 0.24
Risk free interest rate (2) 0.10%     0.10%  
Warrant lives in years 4 months     4 months  
Expected volatility (3) 125.00%     125.00%  
Offering price range (7) $ 0.01 $ 0.12 $ 0.13 $ 0.01 $ 0.18