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Note 11 - Share-Based Payments (Details) - Restricted Stock Units (Restricted Stock Units (RSUs) [Member], USD $)
6 Months Ended
Jun. 30, 2013
Restricted Stock Units (RSUs) [Member]
 
Note 11 - Share-Based Payments (Details) - Restricted Stock Units [Line Items]  
Nonvested at December 31, 2012 405,000
Nonvested at December 31, 2012 (in Dollars per share) $ 0.16
Granted 0
Granted (in Dollars per share) $ 0
Vested (405,000)
Vested (in Dollars per share) $ 0.16
Forfeited 0
Forfeited (in Dollars per share) $ 0
Nonvested at June 30, 2013 0
Nonvested at June 30, 2013 (in Dollars per share) $ 0