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INTANGIBLE ASSETS (Tables)
 6 Months Ended
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets
 
 
June 30,
2013
 
December 31,
2012
 
Computer software, cost
 
$
15,792
 
$
15,524
 
Less: Accumulated amortization
 
 
(13,371)
 
 
(12,192)
 
 
 
 
 
 
 
 
 
 
 
$
2,421
 
$
3,332