Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value (USD $)
Dec. 31, 2013
Dec. 31, 2012
Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items]    
Fair value of common stock warrant liability $ 243,889  
Fair Value, Inputs, Level 1 [Member]
   
Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items]    
Fair value of common stock warrant liability 0 0
Accrued rent related to office closures   0
Total 0 0
Fair Value, Inputs, Level 2 [Member]
   
Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items]    
Fair value of common stock warrant liability 0 0
Accrued rent related to office closures   0
Total 0 0
Fair Value, Inputs, Level 3 [Member]
   
Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items]    
Fair value of common stock warrant liability 177,927 9
Accrued rent related to office closures   8,657
Total 177,927 8,666
Estimate of Fair Value Measurement [Member]
   
Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items]    
Fair value of common stock warrant liability 177,927 9
Accrued rent related to office closures   8,657
Total $ 177,927 $ 8,666