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LONG-TERM DEBT (Tables)
3 Months Ended
Mar. 31, 2013
LONG-TERM DEBT [Abstract]  
Maturities of long-term debt
The maturities of long-term debt are as follows:
 
Twelve months ending March 31,
   
2014
  1,083,425 
2015
  985,190 
2016
  956,853 
2017
  928,195 
2018
  75,000 
   $4,028,663