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Note 3 - Inventories
9 Months Ended
Sep. 30, 2012
Inventory Disclosure [Text Block]
NOTE 3.   INVENTORIES

Inventories are stated at the lower of standard cost (which approximates actual cost determined using the first-in, first-out cost method) or market and consist of the following, net of reserves (in thousands):

   
September 30,
2012
   
December 31,
2011
 
             
Raw materials
  $ 1,446     $ 1,517  
Finished goods
    918       912  
Inventories, net
  $ 2,364     $ 2,429