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Note 3 - Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Options
   
Weighted Average Exercise Price
   
Weighted Average Remaining Contractual Life (in years)
 
Options outstanding as of December 31, 2011
    2,145,003     $ 1.49       2.64  
Granted at fair value
    -       -       -  
Exercised
    -       -       -  
Canceled/expired/forfeited
    -       -       -  
Options outstanding as of June 30, 2012
    2,145,003     $ 1.49       2.14  
Options exercisable as of June 30, 2012
    1,441,670     $ 1.47       1.60