img1 = new Image;
img1.src = "images/tnav1_on.gif";
img2 = new Image;
img2.src = "images/tnav2_on.gif";
img3 = new Image;
img3.src = "images/tnav3_sel.gif";
img4 = new Image;
img4.src = "images/tnav4_sel.gif";
img5 = new Image;
img5.src = "images/tnav5_sel.gif";

function popup(href,windowname,w,h,s){
	var itop=(screen.height/2)-(h/2) - 20;
	var ileft=(screen.width/2)-(w/2);
	temp = "width=" + w + ",height=" + h + ",screenX=" + ileft + ",screenY=" + itop + ",left=" + ileft + ",top=" + itop;
	temp2 = "toolbar=0,location=0,directories=0,statusbar=0,menubar=0,scrollbars=" + s + ",resizable=1,"
	var remote = window.open(href,windowname,temp2 + temp);
	remote.focus();
	return void(0);
}
		
function rollover(target,imgName) {
	if (document.images) {
		imgchange = 'images/' + imgName;
		document[target].src = imgchange;
		}
}

function rollover2(target,imgName) {
	if (document.images) {
		imgchange = '/images/' + imgName;
		document[target].src = imgchange;
		}
}
// -->