<!--

if (document.images) {
	// navigation
	var home = new Image();
	home.src = 'img/nav/home-r.gif';
	var speaking = new Image();
	speaking.src = 'img/nav/speaking-r.gif';
	var health = new Image();
	health.src = 'img/nav/health-r.gif';
	var about = new Image();
	about.src = 'img/nav/about-r.gif';
	var media = new Image();
	media.src = 'img/nav/media-r.gif';
	var resources = new Image();
	resources.src = 'img/nav/resources-r.gif';
	var contact = new Image();
	contact.src = 'img/nav/contact-r.gif';

}

var litItem;

function imgRoll(imgID, on) {
if ((on) && (imgID != litItem)) {
	document.images[imgID].src = 'img/nav/' + imgID + '-r.gif';
	} 
	else {
		document.images[imgID].src = 'img/nav/' + imgID + '.gif';
		document.images[litItem].src = 'img/nav/' + litItem + '-on.gif';
	}
}

function lightNav(imgName) {
litItem = imgName;

	if (litItem) {
		document.images[litItem].src = 'img/nav/' + litItem + '-on.gif';
	}
}


//-->