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OTHER CURRENT LIABILITIES
 12 Months Ended
Dec. 31, 2012
OTHER CURRENT LIABILITIES [Abstract]  
OTHER CURRENT LIABILITIES
NOTE 5 - OTHER CURRENT LIABILITIES

A. Consists of:
   
As of December 31,
  
   
2 0 1 2
    
2 0 1 1
  
             
Accrued salaries and fringe benefits
   $ 4,824     $ 3,869  
Accrued warranty costs (See B below)
     1,994       2,044  
Governmental institutions
     1,356       1,066  
Investment in financial instruments
     -       402  
Other
     270       701  
    $ 8,444     $ 8,082  

B. Accrued warranty costs:

The Company provides standard warranty coverage on its systems. Parts and labor are covered under the terms of the warranty agreement. The Company accounts for the estimated warranty cost as a charge to costs of revenues when revenue is recognized.

The following table provides the changes in the product warranty accrual for the fiscal years ended December 31, 2012 and 2011:

   
As of December 31,
  
   
2 0 1 2
    
2 0 1 1
  
             
Balance as of beginning of year
   $ 2,044     $ 2,347  
Services provided under warranty
     (2,100 )     (2,518 )
Changes in provision
     2,050       2,215  
Balance as of end of year
   $ 1,994     $ 2,044