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Note D - Software Development Costs (Tables)
3 Months Ended
Mar. 31, 2013
Notes to Financial Statements  
Software development costs

   March 31,  December 31,
   2013  2012
Capitalized software development costs  $24,898,000   $24,450,000 
Less: accumulated amortization   (21,201,000)   (20,734,000)
     Net  $3,697,000   $3,716,000