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Note 9 - Derivative liabilities (Detail 1) -(Table 2) (Fair Value, Measurements, Recurring [Member], USD $)
Jun. 30, 2013
Dec. 31, 2012
Level 1
   
Liabilities    
Derivative Liabilities      
Level 2
   
Liabilities    
Derivative Liabilities 40,000 68,250
Level 3
   
Liabilities    
Derivative Liabilities      
Fair Value Measurements
   
Liabilities    
Derivative Liabilities $ 40,000 $ 68,250