function replEmails() {
	if (document.getElementById && document.getElementsByTagName) {
		var c = document.getElementById('content');
		if (c) {
			var emaillinks = c.getElementsByTagName('a');
			for (var i=0; i < emaillinks.length; i++) {
				if (emaillinks[i].className == 'email') {
					var str = emaillinks[i].innerHTML;
					str = str.replace(" (at) ","@");
					str = str.replace(" (dot) ",".");
					emaillinks[i].setAttribute('href', 'mailto:' + str);
					emaillinks[i].innerHTML = str;
				}
			}
		}
	}
}

function highlightNav() {
	var nav = document.getElementById('nav');
	var navlinks = nav.getElementsByTagName('a');
	var url = document.location.href;
	if (url.charAt(url.length-1) == '/') {
		url += "index.shtml";
	}
	for (var i=0; i < navlinks.length; i++) {
		if (url.indexOf(navlinks[i].getAttribute('href')) > -1) {
			navlinks[i].className = "selected";
		}
	}
}

window.onload = function() {
	replEmails();
	highlightNav();
}