var MenuSetup = {
	init: function() {
		if (!$('nav')) return false;
		var links = $$('#nav a');
		var link_last = links.getLast().getParent().addClass('last');
		var current_url = window.location.href;

		if (current_url.charAt(current_url.length-1) == '/') {
			return MenuSetup.highlight(links[0]);
		}

		links.each(function(a) {
			var link_url = a.getAttribute('href');
			if (current_url.indexOf(link_url) != -1) {			
				MenuSetup.highlight(a);
			};
		});			
	},
	highlight: function(a) {
		a.className = 'on';
		var link_text = a.getText().toLowerCase();		
		document.body.setAttribute('id',link_text);
		if (link_text == 'home') {
			a.getParent().remove();
		}
	}
};

window.addEvent('domready', function(){
	MenuSetup.init();
});