Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity (Details)

v2.4.0.6
Shareholders' Equity (Details) (Warrant [Member], USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Warrant [Member]
   
Additional information for warrants outstanding    
Number of warrants, Outstanding at December 31, 2011 25,908,265  
Weighted average exercise price, Outstanding at December 31, 2011 $ 0.95  
Number of warrants, Issued     
Weighted average exercise price, Issued     
Number of warrants, Exercised (66,397)  
Weighted average exercise price, Exercised     
Number of warrants, Expired     
Weighted average exercise price, Expired     
Outstanding and Exercisable at December 31, 2012 25,841,868  
Weighted average exercise price, Outstanding and Exercisable at December 31, 2012 $ 0.95  
Expiration date Various from September 2014 through March 2017 Various from September 2014 through March 2017