brundage

// decimal_arithmetic.js
// From http://www.brewsession.com/problematic-decimal-arithmetic-in-javascript/

String.prototype.digitsAfterDecimal = function()
{  var parts = this.split(".", 2);  // FIXME: Not international!
   if( ! parts[1] )
   {  parts[1] = "";  }
   return parts[1].length;
};