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Inventories
12 Months Ended
Dec. 31, 2011
Inventories [Abstract]  
Inventories

(4) Inventories

Inventories consist of the following:

 

     As of December 31,  
     2011     2010  

Raw materials

   $ 490,729      $ 878,671   

Finished goods

     907,647        1,007,377   
  

 

 

   

 

 

 
     1,398,376        1,886,048   

Allowance for excess quantities

     (60,166     (60,166
  

 

 

   

 

 

 
   $ 1,338,210      $ 1,825,882