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4. ACCOUNTS RECEIVABLE (Tables)
12 Months Ended
Oct. 31, 2012
Receivables [Abstract]  
Activity in the allowance for doubtful accounts
    2012     2011  
Balance, beginning of year   $ 543,528     $ 493,610  
Provision     163,007       354,624  
Write-offs     (259,233 )     (304,706 )
Balance, end of year   $ 447,302     $ 543,528