var menu = document.getElementById("nav");
var menuLinks = menu.getElementsByTagName("a");

for(i=0; i<menuLinks.length; i++){
	var currentUrl = location.href;
	var linkHref = menuLinks[i].getAttribute("href");
	
	if(currentUrl.match(linkHref)){
		var onState = document.createAttribute("class");
		onState.nodeValue = "on";
		menuLinks[i].attributes.setNamedItem(onState);
		thisLink = linkHref;
	}
}

menu = document.getElementById("secondary-nav");
menuLinks = menu.getElementsByTagName("a");

for(i=0; i<menuLinks.length; i++){
	linkHref = menuLinks[i].getAttribute("href");
	currentUrl = ".." + location.pathname;

	if(currentUrl.match(linkHref)){
		onState = document.createAttribute("class");
		onState.nodeValue = "on";
		menuLinks[i].attributes.setNamedItem(onState);
	}
}