function linking(elem) {
	for (var i = 1; i < document.getElementById('nav').getElementsByTagName('li').length + 1; i++) {
		document.getElementById('nav_link_'+i).className = "";
	}
	document.getElementById(elem).className = "active";
	
	nav(elem);
}

//var navRequest = new XMLHttpRequest();
	
function nav(elem) {
	var el = document.getElementById(elem).name + ".html";
	/*navRequest.open("GET", el + ".html");
	navRequest.send(null);
	
	navRequest.onreadystatechange = function () {
	alert(navRequest.readyState);
		if (navRequest.readyState == 4) {
			document.getElementById('content_box_inner').innerHTML = navRequest.responseText;
		}
	}*/
	
	$("#content_box_inner").load(el);

}

function highlight(elem) {
	var highlighted = document.getElementById(elem);
	if (highlighted.className == "photo") {
		highlighted.className += " hover";
	} else {
		highlighted.className = "photo";
	}
}