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ACCOUNTS RECEIVABLE AND ALLOWANCE FOR DOUBTFUL ACCOUNTS (Tables)
9 Months Ended
Sep. 30, 2012
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

Accounts receivable - net consists of:

 

    September 30, 2012     December 31, 2011  
Accounts receivable   $ 11,277,000     $ 6,553,000  
Allowance for doubtful accounts     (238,000 )     (226,000 )
    $ 11,039,000     $ 6,327,000