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Note 11 - Subsequent Events (Details) (USD $)
 1 Months Ended 6 Months Ended
Jul. 23, 2013
Jun. 30, 2013
Subsequent Events [Abstract]    
Stock Issued During Period, Shares, New Issues (in Shares) 3,500,006  
Sale of Stock, Price Per Share (in Dollars per share) $ 0.30  
Proceeds from Issuance of Common Stock $ 1,050,000 $ 902,693
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item) 0.40  
Proceeds from Warrant Exercises 1,400,000  
Warrants Expiration Term 5 years  
Payments of Stock Issuance Costs $ 10,000 $ 46,176