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Accounts Receivable (Tables)
9 Months Ended
Oct. 01, 2011
Receivables [Abstract] 
Schedule of Accounts, Notes, Loans and Financing Receivable [Text Block]
Accounts receivable, net, consists of the following:

 
 
October 1,
2011
 
December 31,
2010
Accounts receivable
 
$
4,223,027

 
$
4,140,868

Allowances for doubtful accounts
 
(48,977
)
 
(37,998
)
Accounts receivable, net
 
$
4,174,050

 
$
4,102,870