$(document).ready(function(){
	$('#more-button').click(function(event) {
		event.preventDefault();
		event.stopPropagation();
		
		$('.more-row').show();
		if($('#discount').attr('checked')) {
			$('#discount20').show();
		} else {
			$('#discount20').hide();
		}
		$('#less-button-row').show();
		$('#more-button-row').hide();
	});
	
	$('#less-button').click(function(event) {
		event.preventDefault();
		event.stopPropagation();
		
		$('.more-row').hide();
		$('#less-button-row').hide();
		$('#more-button-row').show();
		$('#discount20').hide();
	});
	
	$('#discount').click(function(event) {
		if($(this).attr('checked')) {
			$('#discount20').show();
		} else {
			$('#discount20').hide();
		}
	});
});