nextItem = 0;
function rotate () {
var list = document.getElementById('rotation').getElementsByTagName('LI');
var e, i;
for (i = 0; e = list[i]; i++) {e.className = i == nextItem ? '' : 'hide'};
nextItem++;
if (nextItem == list.length) nextItem = 0;
}

if (document.getElementById) onload = function () {
document.getElementById('rotation').className = 'rotate';
rotate();
setInterval ('rotate()', 6000)
}