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3. ACCOUNTS RECEIVABLE (Tables)
12 Months Ended
Dec. 31, 2012
Accounts Receivable Tables  
Accounts Receivable
  2012     2011    
             
Accounts receivable   $ 2,212,448     $ 2,345,211  
Allowances for doubtful accounts     (13,089 )     (13,192 )
    $ 2,199,359     $ 2,332,019