An accordion that opens on pane at a time but also allows you to close a pane.

closable_accordion.js

$('#accordion .content').hide();
$('#accordion .title').unbind();
$('#accordion .title').click(function() {
	$('#accordion .content').slideUp();
	
	if($(this).hasClass('active')) {
		$(this).removeClass('active');
		return;
	}
	$(this).addClass('active');
	$(this).next().slideDown();	
	return false;
});