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CASH AND CASH EQUIVALENTS (Details) - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
CASH AND CASH EQUIVALENTS [Abstract]      
Cash $ 674,260 $ 756,691  
Money market funds 8,043,639 6,772,777  
Cash and cash equivalents $ 8,717,899 $ 7,529,468 $ 6,649,432