<html>

<head>
<script language="javascript" type="text/javascript">

var slideurl=new Array();
slideurl[0]="images/back_all1.jpg";
slideurl[1]="images/back5.jpg";
slideurl[2]="images/lavorare_con_elicottero.JPG";

var numimg=slideurl.length;
actualimg=1;
var myimg=document.getElementById('myimg');

if (document.attachEvent){
window.attachEvent("onload",sfondo);

}else{
window.addEventListener('load',sfondo,false);
}

function sfondo(){
myimg.src=slideurl[actualimg];
if (actualimg<numimg){
actualimg=actualimg+1;
}else{
actualimg=0;
}

setTimeout("sfondo()",5000);

}
</script>
</head>

<body>
[img]images/back_all1.jpg[/img]
</body>
</html>