window.addEvent('domready', function() {
	var hasSelected = false;
	$$('#left-column > div').each(function(leftNav) {
		var navImg = leftNav.getElement('img');
		var navList = navImg.getNext();
		if (!navList) return;
		navImg.addEvent('click', function() {
			navList.setStyle('display', navList.getStyle('display') == 'none' ? 'block' : 'none');
		});
		if (navList.getElement('.selected')) {
			hasSelected = true;
		} else {
			navList.setStyle('display', 'none');
		}
		navList.getElements('li').each(function(navChildList) {
			var hasChildren = navChildList.getElement('ul');
			if (hasChildren) {
				var navChildLink = navChildList.getElement('a');
				navChildLink.addEvent('click', function(e) {
					e.stop();
					hasChildren.setStyle('display', hasChildren.getStyle('display') == 'none' ? 'block' : 'none');
				});
				if (!hasChildren.getElement('.selected')) hasChildren.setStyle('display', 'none');
			}
		});
	});
	if (!hasSelected) {
		$$('#left-column > div').each(function(leftNav) {
			leftNav.getElement('img').fireEvent('click');
		});
	}
});