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Note 3 - Inventories (Tables)
12 Months Ended
Dec. 31, 2012
Schedule of Inventory, Current [Table Text Block]
As of December 31, 2012 and 2011, inventories consisted of the following:

   
2012
   
2011
 
             
Raw material
 
$
369,642
   
28,667
 
Work in progress
   
832,270
     
436,980
 
Finished goods
   
2,038,809
     
1,382,434
 
                 
   
$
3,240,721
   
$
1,848,081