enno nn mi funziona...mettendo il codice che mi hai dato te non mi ruota piu neanche quello di prima che avevo infondo... ti rimetto il codice leggermente sistemato cm l'ho fatto io

<script type="text/javascript" language="javascript">
<!--
function loadpage() {
browver= parseInt(navigator.appVersion);
browtype = navigator.appName;
browsertype = "old";
if (browtype == "Netscape" && !(browver < 3)) {
browsertype = "new";
}
if (browtype == "Microsoft Internet Explorer" && !(browver < 4)) {
browsertype = "new";
}
if (browsertype == "new") {
thetimer = setTimeout("changeimage()", 3000);

thetimer2 = setTimeout("changeimage2()", 3000);

banneradcode = 0;
bannercode2=0;

listofimages = new Array(3);
listofimages[0] = new Image(468,60)
listofimages[0].src = "banner-0.gif"
listofimages[1] = new Image(468,60)
listofimages[1].src = "banner-1.gif"
listofimages[2] = new Image(468,60)
listofimages[2].src = "banner-2.gif"

listofimages2 = new Array(3);
listofimages2[0] = new Image(140,400)
listofimages2[0].src = "banner2-0.gif"
listofimages2[1] = new Image(140,400)
listofimages2[1].src = "banner2-1.gif"
listofimages2[2] = new Image(140,400)
listofimages2[2].src = "banner2-2.gif"
}
}

function changeimage(){
if (browsertype == "new") {
banneradcode = banneradcode + 1
if (banneradcode == "3") {
banneradcode = 0
}
imagesource = "banner-" + banneradcode + ".gif"
window.document.bannerad.src = imagesource
thetimer = setTimeout("changeimage()", 5000);
}
else if (browsertype == "old") {
}
}
function changeimage2(){
if (browsertype == "new") {
banneradcode2 = banneradcode2 + 1
if (banneradcode2 == "3") {
banneradcode2 = 0
}
imagesource = "banner-" + banneradcode2 + ".gif"
window.document.bannerad2.src = imagesource
thetimer = setTimeout("changeimage2()", 5000);
}
else if (browsertype == "old") {
}
}

function changepage() {
if (browsertype == "new") {
if (banneradcode == 0) {
newlocation = "http://www.html.it"
}
else if (banneradcode == 1) {
newlocation = "http://www.html.it"
}
else if (banneradcode == 2) {
newlocation = "http://www.html.it"
}
location = newlocation
}
else if (browsertype == "old") {
location = "http://www.html.it"
}
}
function changepage2() {
if (browsertype == "new") {
if (banneradcode2 == 0) {
newlocation = "http://www.google.it"
}
else if (banneradcode2 == 1) {
newlocation = "http://www.google.it"
}
else if (banneradcode2 == 2) {
newlocation = "http://www.google.it"
}
location = newlocation
}
else if (browsertype == "old") {
location = "http://www.google.it"
}
}
// --></script>


_________________________BANNER LATERALE(140x400)____________________________

<a href="java-script:changepage2()">
[img]banner2-0.gif[/img]
</a>



________________________BANNER SOTTO (468x60)______________________________


<div align="center"><a href="javascript:changepage()">
[img]banner-0.gif[/img]
</a> </div>