document.observe('dom:loaded', function() {
	$$('.popup').each(function(obj) {
		obj.observe('click', function(e) {
			this.next('div').toggle();
		});
	});
	
	$$('.sidenav ul li').each(function(obj) {
		obj.observe('click', function(e) {
			var a = this.down('a');
			if (a) {
				if (a.target == '_blank') {
					window.open(a.href, '_blank');
				} else {
					window.location = a.href;
				}
			}
		});
	});
});