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Note 8 - Preferred Stock (Details) (USD $)
 12 Months Ended 150 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Jan. 31, 2014
Subsequent Event [Member]
Series A Convertible Preferred Stock [Member]
Jan. 31, 2014
Subsequent Event [Member]
Series B Convertible Preferred Stock [Member]
Dec. 31, 2013
Conversion Price Adjustment [Member]
Series A Convertible Preferred Stock [Member]
Dec. 31, 2013
Series B Convertible Preferred Stock [Member]
Mar. 16, 2012
Series A Convertible Preferred Stock [Member]
Gross Proceeds [Member]
Mar. 16, 2012
Series A Convertible Preferred Stock [Member]
Dec. 31, 2013
Series A Convertible Preferred Stock [Member]
Dec. 31, 2012
Series A Convertible Preferred Stock [Member]
Mar. 31, 2012
Series A Convertible Preferred Stock [Member]
Dec. 31, 2013
Series B Convertible Preferred Stock [Member]
Gross Proceeds [Member]
Dec. 31, 2013
Series B Convertible Preferred Stock [Member]
Dec. 31, 2012
Series B Convertible Preferred Stock [Member]
Note 8 - Preferred Stock (Details) [Line Items]                              
Preferred Stock, Shares Authorized 10,000,000 10,000,000 10,000,000             2,200       1,650  
Preferred Stock, Par or Stated Value Per Share (in Dollars per share) $ 0.01 $ 0.01 $ 0.01       $ 1,000     $ 1,000 $ 1,000     $ 1,000 $ 1,000
Stock Issued During Period, Shares, New Issues                 2,200         1,650  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights                 8,799,999            
Proceeds from Issuance of Preferred Stock and Preference Stock (in Dollars) $ 1,615,798 $ 1,999,032 $ 4,343,273         $ 2,200,000           $ 1,615,798  
Proceeds from Issuance of Convertible Preferred Stock (in Dollars)                 $ 2,000,000       $ 1,650,000 $ 1,600,000  
Convertible Preferred Stock, Conversion Price Per Share (in Dollars per share)           $ 0.35       $ 0.35   $ 0.75   $ 0.35  
Conversion of Stock, Shares Converted         350         717 1,412        
Common Stock, Shares, Outstanding 23,765,180 18,733,277 23,765,180 202,857 1,000,000         2,048,570 1,882,667        
Preferred Stock, Shares Outstanding           788       71 788     1,650 0
Convertible Preferred Stock, Total Conversion Shares                   202,859       4,714,286