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Note 4 - Inventories
12 Months Ended
Dec. 31, 2012
Inventory Disclosure [Text Block]
Note 4 - Inventories

Inventories consist of:                                                                                     

   
2012
   
2011
 
             
Raw materials
  $ 1,441,370     $ 1,686,880  
Work-in-process *
    304,916       507,943  
Finished goods
    996,619       37,250  
Totals
    2,742,905       2,232,073  

*See supplemental cash flow information

At December 31, 2011, the Company held $975,000 of equipment returned from a terminated contract recorded as Idle Inventories, which it had not been granted permission to use or sell as a result of pending litigation, as a separate line item on the balance sheet. The Company may now sell or otherwise dispose of the goods then referred to as Idle Inventories and as of December 31, 2012, this inventory is included in Finished goods.