XML 44 R44.htm IDEA: XBRL DOCUMENT v2.4.0.8
Derivative liability (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Class of Warrant or Right [Line Items]      
Number of warrants issued 51,110 8,643  
Exercise price $ 0.0289 $ 0.0269 $ 0.0261
Risk-free interest rate 3.04% 1.78%  
Volatility 200.10% 205.30%  
Fair Value Assumptions, Expected Dividend Payments $ 0 $ 0  
Fair value of the derivative liability $ 25 $ 128  
Bridge Financing Warrants [Member] | April 2012 Note And Warrant Purchase Agreement [Member]
     
Class of Warrant or Right [Line Items]      
Issue date Apr. 23, 2012    
Reason for Issuance Bridge financing warrants    
Number of warrants issued 5,000    
Exercise price $ 0.050    
Risk-free interest rate 1.78%    
Expected term 3 years    
Volatility 205.30%    
Fair Value Assumptions, Expected Dividend Payments $ 0    
Fair value of the derivative liability 50    
Finders Fee Warrants [Member] | April 2012 Note And Warrant Purchase Agreement [Member]
     
Class of Warrant or Right [Line Items]      
Issue date Apr. 23, 2012    
Reason for Issuance Finder's fee warrants    
Number of warrants issued 349    
Exercise price $ 0.050    
Expected term 3 years    
Volatility 205.30%    
Fair Value Assumptions, Expected Dividend Payments $ 0    
Fair value of the derivative liability       
Finders Fee Warrants [Member] | November 2012 Note And Warrant Purchase Agreement [Member]
     
Class of Warrant or Right [Line Items]      
Issue date Nov. 15, 2012    
Reason for Issuance Finder's fee warrants    
Number of warrants issued 294    
Risk-free interest rate 1.58%    
Expected term 3 years    
Volatility 202.20%    
Fair Value Assumptions, Expected Dividend Payments $ 0    
Fair value of the derivative liability       
Administrative Fee Warrants [Member] | November 2012 Note And Warrant Purchase Agreement [Member]
     
Class of Warrant or Right [Line Items]      
Issue date Nov. 15, 2012    
Reason for Issuance Adinistrative fee warrants    
Number of warrants issued 3,000    
Risk-free interest rate 1.58%    
Expected term 3 years    
Volatility 202.20%    
Fair Value Assumptions, Expected Dividend Payments $ 0    
Fair value of the derivative liability $ 8