XML 30 R28.htm IDEA: XBRL DOCUMENT v2.4.0.6
11. Derivative liabilities (Tables)
12 Months Ended
Dec. 31, 2012
Derivative Liabilities [Abstract]  
Schedule of fair value of derivative liabilities
           
  Liability Derivatives 
  December 31, 2012  December 31, 2011 
  Balance Sheet
Location
 Fair
Value
  Balance Sheet
Location
 Fair
Value
 
Derivatives not designated as hedging instruments            
Secured Promissory Notes Warrants Derivative Liabilities $68,250  Derivative Liabilities $
Schedule of summarizes liabilities measured at fair value on a recurring basis
                         
  December 31, 2012  December 31, 2011 
Fair Value Measurements Using: Level 1  Level 2  Level 3  Total  Level 1  Level 2  Level 3  Total 
Liabilities                                
Derivative Liabilities $  $68,250  $  $68,250  $  $  $  $