$(function() {
	$('#navigation .container').hide();
	var current = $('#navigation a').filter(function() { 
		return location.href.indexOf(this.href) != -1; 
	});
	if (current.size()) {
		current.addClass('selected');
		current.parents('div.container, div.section').addClass('selected');
		current.parents('div.container').show();
	}

	$('#navigation .head').not('.selected').click(function() {
		var children = $(this).next('div.container');
		if (children.size()) {
			if (children.css('display') == 'none') $('#navigation .container:visible:not(.selected)').slideUp();
			if (!children.hasClass('selected')) children.slideToggle();
			return false;
		}
	});
});