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Note I - Accumulated Other Comprehensive Income (Loss) (Tables)
3 Months Ended
Mar. 31, 2013
Notes to Financial Statements  
Accumulated Other Comprehensive Income (Loss)

   March 31,  December 31,
   2013  2012
Unrealized loss on foreign currency hedge contracts  $(15,000)  $—   
Unrealized gain on available-for-sale investments   12,000    15,000 
     Net  $(3,000)  $15,000