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5. INVESTMENT IN JOINT VENTURES (Details) (USD $)
 9 Months Ended
Sep. 30, 2013
Investment In Joint Ventures Details  
Balance as of December 31, 2012 $ 28,598
Acquisition of a controlling interest in a joint venture (see Note 2) (648)
Purchase of a 40% interest in a new joint venture (see Note 2) 1,000
Equity contributions in existing joint ventures 803
Equity earnings in these joint ventures 4,481
Distribution of earnings (5,624)
Balance as of September 30, 2013 $ 28,610