se intendi quelli, ecco lo script:
<script language="JavaScript">
<!--
function namosw_init_float_layers()
{
var name;
var layer;
var i;
var j;

j = 0;
document._float_layers = new Array(Math.max(1, namosw_init_float_layers.arguments.length/2));
for (i = 0; i < namosw_init_float_layers.arguments.length; i += 2) {
name = namosw_init_float_layers.arguments[i];
if (name == '')
return;
if (navigator.appName.indexOf('Netscape', 0) != -1) {
layer = document.layers[name];
layer._fl_pos_left = layer.left;
layer._fl_pos_top = layer.top;
} else {
layer = document.all[name];
layer._fl_pos_left = layer.style.pixelLeft;
layer._fl_pos_top = layer.style.pixelTop;
}
layer._fl_pos = namosw_init_float_layers.arguments[i+1];
if (layer)
document._float_layers[j++] = layer;
}

document._fl_interval = setInterval('namosw_process_float_layers()', 200);
}

function namosw_page_width()
{
return (navigator.appName.indexOf('Netscape', 0) != -1) ? innerWidth : document.body.clientWidth;
}

function namosw_page_height()
{
return (navigator.appName.indexOf('Netscape', 0) != -1) ? innerHeight : document.body.clientHeight;
}

function namosw_process_float_layers()
{
if (document._float_layers) {
var i;
var layer;
for (i = 0; i < document._float_layers.length; i++) {
layer = document._float_layers[i];
if (navigator.appName.indexOf('Netscape', 0) != -1) {
if (layer._fl_pos == 1)
layer.left = layer._fl_pos_left + window.pageXOffset;
else if (layer._fl_pos == 2 || layer._fl_pos == 5)
layer.left = window.pageXOffset;
else if (layer._fl_pos == 3 || layer._fl_pos == 6)
layer.left = window.pageXOffset + (namosw_page_width() - layer.clip.width)/2;
else
layer.left = window.pageXOffset + namosw_page_width() - layer.clip.width - 16;
if (layer._fl_pos == 1)
layer.top = layer._fl_pos_top + window.pageYOffset;
else if (layer._fl_pos == 2 || layer._fl_pos == 3 || layer._fl_pos == 4)
layer.top = window.pageYOffset;
else
layer.top = window.pageYOffset + namosw_page_height() - layer.clip.height;
} else {
if (layer._fl_pos == 1)
layer.style.pixelLeft = layer._fl_pos_left + document.body.scrollLeft;
else if (layer._fl_pos == 2 || layer._fl_pos == 5)
layer.style.pixelLeft = document.body.scrollLeft;
else if (layer._fl_pos == 3 || layer._fl_pos == 6)
layer.style.pixelLeft = document.body.scrollLeft + (namosw_page_width() - layer.style.pixelWidth)/2;
else
layer.style.pixelLeft = document.body.scrollLeft + namosw_page_width() - layer.style.pixelWidth;
if (layer._fl_pos == 1)
layer.style.pixelTop = layer._fl_pos_top + document.body.scrollTop;
else if (layer._fl_pos == 2 || layer._fl_pos == 3 || layer._fl_pos == 4)
layer.style.pixelTop = document.body.scrollTop;
else
layer.style.pixelTop = document.body.scrollTop + namosw_page_height() - layer.style.pixelHeight;
}
}
}
}

// -->
</script>

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