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Accrued Expenses and Other Current Liabilities
6 Months Ended
Jun. 30, 2011
Payables and Accruals [Abstract]  
Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]
14.  Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following (in thousands):
 
   
June 30,
2011
   
December 31,
2010
 
             
Accrued compensation
  $ 263     $ 235  
Accrued acquisition consideration
    501       951  
Other
    1,534       1,719  
    $ 2,298     $ 2,905