Note 9 - Warrant Liability (Tables)
 9 Months Ended
Sep. 30, 2013
Warrant Liability [Abstract]  
Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

Description

 

Fair Value

   

Quoted Prices In

Active Markets

(Level 1)

   

Significant Other Observable Inputs (Level 2)

   

Significant Other Unobservable Inputs (Level 3)

 
                                 

Warrant Liability:

                               

September 30, 2013

  $ 8,362,667       —     $ 8,362,667       —