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Note 6 - Stockholders' Equity (Details) - Allocation of Net Proceeds from Preferred Stock Financing (USD $)
 9 Months Ended 12 Months Ended 138 Months Ended 147 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Dec. 31, 2012
Dec. 31, 2012
Sep. 30, 2013
Mar. 31, 2012
Allocation of Net Proceeds from Preferred Stock Financing [Abstract]            
Net proceeds after transaction costs $ 1,999,032 $ 1,999,032 $ 1,999,032 $ 2,727,475 $ 2,727,475  
Less: Fair value of warrants (recorded to Additional Paid-in Capital) (1,127,418)          
Beneficial conversion feature (recorded to Additional Paid-in Capital) (762,667)          
Net proceeds allocated to preferred stock 108,947          
Accretion of beneficial conversion feature (deemed dividend) 762,667          
Carrying value 312,196   312,196 312,196 312,196 871,614
Conversions to common stock $ (559,418)