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ACCOUNTS RECEIVABLE (Details) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Accounts receivable - billed $ 774,726 $ 2,615,923
Accounts receivable - unbilled 96,634 447,749
Less: Allowance for doubtful accounts (1,613) (4,884)
Accounts receivable, net $ 869,747 $ 3,058,788