////////////////////////////////////////////////////////////////////////
// 
// ksm.js
//
// $Header: /home/cvs/recipes/scripts/ksm.js,v 1.2 2003/03/05 21:54:43 dev Exp $
//
// Copyright (c) 2003 Darren Erik Vengroff, All Rights Reserved
//
// Javascript code for unit conversion.  Very specific to the manifesto. 
//
////////////////////////////////////////////////////////////////////////

function ConvertCups()
{
   var quantity   = document.estimator.quantity.value;
   var ingredient = document.estimator.ingredient;
   var use_ounces = document.estimator.units[1].checked;

   var multiplier = ingredient.value;	
   var name       = ingredient.options[ ingredient.selectedIndex ].label;

   unit = use_ounces ? "oz" : "g";	
	
   var amount     = quantity * multiplier;

   if( use_ounces )
     amount = Math.round( amount / 2.8 ) / 10;	
   else
     amount = Math.round( amount );
  	
   var rstring = quantity + " c " + name + " is approximately " + amount + " " + unit;
   var result = document.getElementById( "calc_result" );
 
   result.replaceChild( document.createTextNode( rstring ), result.firstChild );
}