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CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS (Tables)
6 Months Ended
Jun. 30, 2012
Cash and Cash Equivalents [Abstract]  
Schedule of Cash, Cash Equivalents and Short-term Investments [Table Text Block]

Cash, cash equivalents and short-term investments consisted of the following (in thousands):

 

    As of 
June 30, 2012
    As of 
December 31, 2011
    Increase
(Decrease)
 
Cash and cash equivalents   $ 1,034     $ 782     $ 252  
Short-term investments     3,980       4,178       (198 )
    $ 5,014     $ 4,960     $ 54