/* http://keith-wood.name/calculator.html
   Calculator field entry extension for jQuery v1.3.0.
   Written by Keith Wood (kbwood{at}iinet.com.au) October 2008.
   Dual licensed under the GPL (http://dev.jquery.com/browser/trunk/jquery/GPL-LICENSE.txt) and 
   MIT (http://dev.jquery.com/browser/trunk/jquery/MIT-LICENSE.txt) licenses. 
   Please attribute the author if you use it. */
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