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2. ACCOUNTS RECEIVABLE (Tables)
 12 Months Ended
Dec. 31, 2013
Accounts Receivable Tables  
Changes in the allowance for doubtful accounts
    Year ended December 31,  
    2013     2012  
             
Balance at Beginning of Period   $ 12,908     $ 20,825  
Charged to costs and expenses     2,796       16,210  
Charged to other accounts     -       -  
Write-offs, net of recoveries     (964 )     (24,127 )
                 
Balance at End of Period   $ 14,740     $ 12,908