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Accrued Liabilities
 12 Months Ended
Dec. 31, 2011
Accrued Liabilities [Abstract]  
Accrued Liabilities

8. Accrued Liabilities

Accrued liabilities consisted of the following at:

 

     December 31,
2011		      December 31,
2010		  

Payroll costs (including bonuses and commissions)

    $ 1,789       $ 1,428   

Accrued royalties

      939         520   

Accrued site commissions

      1,245         2,506   

Accrued Taxes

      337         —     

Other accrued expenses

      5,508         4,810   
  

 

 

     

 

 

  
   $ 9,818       $ 9,264