var ValueSwitcher = {
	init: function()
	{
	    // Hide the 'Change' button
		$('changeValues').hide();
		$('imperial').observe('click', function() { $('outputcontrols').submit(); });
		$('metric').observe('click', function() { $('outputcontrols').submit(); });
	}
};

document.observe("dom:loaded", function() {
  ValueSwitcher.init();
});