function popup(popupfile,winheight,winwidth,scrolls)
{
  newwindow=open(popupfile,"PopupProduct","resizable=no,height=" + winheight + ",width=" + winwidth + ",scrollbars="+ scrolls);
  if (window.focus) {newwindow.focus()}
}
function showdiv_hide_rest(pass) {				//and hide the rest
var divs = document.getElementsByTagName('div');
for(i=0;i<divs.length;i++){
if(divs[i].id.match(pass)){//if they are 'see' divs
if (document.getElementById) // DOM3 = IE5, NS6
divs[i].style.visibility="visible";// show/hide
else
if (document.layers) // Netscape 4
document.layers[divs[i]].display = 'visible';
else // IE 4
document.all.divs[i].visibility = 'visible';
} else {
if (document.getElementById)
divs[i].style.visibility="hidden";
else
if (document.layers) // Netscape 4
document.divs[i].visibility = 'hidden';
else // IE 4
document.all.divs[i].visibility = 'hidden';
}
}
}

function showdiv(pass) {
var divs = document.getElementsByTagName('div');
for(i=0;i<divs.length;i++){
if(divs[i].id.match(pass)){
if (document.getElementById)
divs[i].style.visibility="visible";
else
if (document.layers) // Netscape 4
document.layers[divs[i]].display = 'visible';
else // IE 4
document.all.hideshow.divs[i].visibility = 'visible';
}
}
}

function hidediv(pass) {
var divs = document.getElementsByTagName('div');
for(i=0;i<divs.length;i++){
if(divs[i].id.match(pass)){//if they are 'see' divs
if (document.getElementById) // DOM3 = IE5, NS6
divs[i].style.visibility="hidden";// show/hide
else
if (document.layers) // Netscape 4
document.layers[divs[i]].display = 'hidden';
else // IE 4
document.all.hideshow.divs[i].visibility = 'hidden';
}
}
}

function getAttribute( elm, aname ) {
var avalue = elm.getAttribute( aname );
if ( ! avalue ) {
for ( var i = 0; i < elm.attributes.length; i ++ ) {
var taName = elm.attributes [i] .name.toLowerCase();
if ( taName == aname ) {
avalue = elm.attributes [i] .value;
}
}
}
return avalue;
}

function showprod_hide_rest(pass, aclass) {				//and hide the rest
var divs = document.getElementsByTagName('div');
for(i=0;i<divs.length;i++){
if(divs[i].id.match(pass)){//if they are 'see' divs
if (document.getElementById) // DOM3 = IE5, NS6
divs[i].style.visibility="visible";// show/hide
else
if (document.layers) // Netscape 4
document.layers[divs[i]].display = 'visible';
else // IE 4
document.all.divs[i].visibility = 'visible';
} else {
if (getAttribute(divs[i],'class') == aclass){
//if(divs[i].getAttribute("class") == aclass){
if (document.getElementById)
divs[i].style.visibility="hidden";
else
if (document.layers) // Netscape 4
document.divs[i].visibility = 'hidden';
else // IE 4
document.all.divs[i].visibility = 'hidden';
}
}
}
}

var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//<![CDATA[

//*****************************************************************************
// Do not remove this notice.
//
// Copyright 2001 by Mike Hall.
// See http://www.brainjar.com for terms of use.
//*****************************************************************************

// Determine browser and version.

function Browser() {

  var ua, s, i;

  this.isIE    = false;
  this.isNS    = false;
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();

// Global object to hold drag information.

var dragObj = new Object();
dragObj.zIndex = 0;

function dragStart(event, id) {

  var el;
  var x, y;

  // If an element id was given, find it. Otherwise use the element being
  // clicked on.

  if (id)
    dragObj.elNode = document.getElementById(id);
  else {
    if (browser.isIE)
      dragObj.elNode = window.event.srcElement;
    if (browser.isNS)
      dragObj.elNode = event.target;

    // If this is a text node, use its parent element.

    if (dragObj.elNode.nodeType == 3)
      dragObj.elNode = dragObj.elNode.parentNode;
  }

  // Get cursor position with respect to the page.

  if (browser.isIE) {
    x = window.event.clientX + document.documentElement.scrollLeft
      + document.body.scrollLeft;
    y = window.event.clientY + document.documentElement.scrollTop
      + document.body.scrollTop;
  }
  if (browser.isNS) {
    x = event.clientX + window.scrollX;
    y = event.clientY + window.scrollY;
  }

  // Save starting positions of cursor and element.

  dragObj.cursorStartX = x;
  dragObj.cursorStartY = y;
  dragObj.elStartLeft  = parseInt(dragObj.elNode.style.left, 10);
  dragObj.elStartTop   = parseInt(dragObj.elNode.style.top,  10);

  if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = 0;
  if (isNaN(dragObj.elStartTop))  dragObj.elStartTop  = 0;

  // Update element's z-index.

  dragObj.elNode.style.zIndex = ++dragObj.zIndex;

  // Capture mousemove and mouseup events on the page.

  if (browser.isIE) {
    document.attachEvent("onmousemove", dragGo);
    document.attachEvent("onmouseup",   dragStop);
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS) {
    document.addEventListener("mousemove", dragGo,   true);
    document.addEventListener("mouseup",   dragStop, true);
    event.preventDefault();
  }
}

function dragGo(event) {

  var x, y;

  // Get cursor position with respect to the page.

  if (browser.isIE) {
    x = window.event.clientX + document.documentElement.scrollLeft
      + document.body.scrollLeft;
    y = window.event.clientY + document.documentElement.scrollTop
      + document.body.scrollTop;
  }
  if (browser.isNS) {
    x = event.clientX + window.scrollX;
    y = event.clientY + window.scrollY;
  }

  // Move drag element by the same amount the cursor has moved.

  dragObj.elNode.style.left = (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px";
  dragObj.elNode.style.top  = (dragObj.elStartTop  + y - dragObj.cursorStartY) + "px";

  if (browser.isIE) {
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS)
    event.preventDefault();
}

function dragStop(event) {

  // Stop capturing mousemove and mouseup events.

  if (browser.isIE) {
    document.detachEvent("onmousemove", dragGo);
    document.detachEvent("onmouseup",   dragStop);
  }
  if (browser.isNS) {
    document.removeEventListener("mousemove", dragGo,   true);
    document.removeEventListener("mouseup",   dragStop, true);
  }
}

//]]>

// Original Scrollable Area code developed by Thomas Brattli
function verifyCompatibleBrowser(){
    this.ver=navigator.appVersion
    this.dom=document.getElementById?1:0
    this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
    this.ie4=(document.all && !this.dom)?1:0;
    this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;

    this.ns4=(document.layers && !this.dom)?1:0;
    this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5)
    return this
}
bw=new verifyCompatibleBrowser()


var speed=25

var loop, timer

function ConstructObject(obj,nest){
    nest=(!nest) ? '':'document.'+nest+'.'
    this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;
    this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0;
    this.scrollHeight=bw.ns4?this.css.document.height:this.el.offsetHeight
    this.clipHeight=bw.ns4?this.css.clip.height:this.el.offsetHeight
    this.up=MoveAreaUp;this.down=MoveAreaDown;
    this.MoveArea=MoveArea; this.x; this.y;
    this.obj = obj + "Object"
    eval(this.obj + "=this")
    return this
}
function MoveArea(x,y){
    this.x=x;this.y=y
    this.css.left=this.x
    this.css.top=this.y
}

function MoveAreaDown(move){
//  if(this.x>-this.scrollHeight+objContainer.clipHeight){
  if (this == objScroller && this.x>-253 || this == objScroller2 && this.x>-169) {
    this.MoveArea(this.x-move,0)
    if(loop) setTimeout(this.obj+".down("+move+")",speed)
  }
}
function MoveAreaUp(move){
  if(this.x<0){
    this.MoveArea(this.x-move,0)
    if(loop) setTimeout(this.obj+".up("+move+")",speed)
  }
}

function PerformScroll(speed){
  if(initialised){
    loop=true;
    if(speed>0) objScroller.down(speed)
    else objScroller.up(speed)
  }
}
function PerformScroll2(speed){
  if(initialised){
    loop=true;
    if(speed>0) objScroller2.down(speed)
    else objScroller2.up(speed)
  }
}

function CeaseScroll(){
    loop=false
    if(timer) clearTimeout(timer)
}
var initialised;
function InitialiseScrollableArea(){
    objContainer=new ConstructObject('divContainer')
    objContainer2=new ConstructObject('divContainer2')
    objScroller=new ConstructObject('divContent','divContainer')
    objScroller2=new ConstructObject('divContent2','divContainer2')
    objScroller.MoveArea(0,0)
    objScroller2.MoveArea(0,0)
    objContainer.css.visibility='visible'
    objContainer2.css.visibility='visible'
    initialised=true;
}
// End Scroller

function CheckLength(maxchars) {
 if(document.MForm.des_nte.value.length > maxchars) {
   alert('Troppi caratteri nelle note! Rimuovi '+
    (document.MForm.des_nte.value.length - maxchars)+ ' caratteri');
   return false; }
 else
   return true; }

<!-- PreLoad Wait - Script -->
<!-- This script and more from http://www.rainbow.arch.scriptmania.com -->

function waitPreloadPage() { //DOM
if (document.getElementById){
document.getElementById('prepage').style.visibility='hidden';
}else{
if (document.layers){ //NS4
document.prepage.visibility = 'hidden';
}
else { //IE4
document.all.prepage.style.visibility = 'hidden';
}
}
}
// End -->


// Name: Swap Image
// Language: JavaScript
// Author: Travis Beckham | squidfingers.com
// Description: This script is for image swapping or rollovers.
// --------------------------------------------------

SwapImage = function(name){
  this.name = name;
  this.images = {};
  this.restoresrc = null;
  this.nest = null;
}
SwapImage.prototype.add = function(state,src){
  this.images[state] = new Image();
  this.images[state].src = src;
}
SwapImage.prototype.swap = function(state){
  var img = this.getImage();
  this.restoresrc = img.src;
  img.src = this.images[state].src;
}
SwapImage.prototype.restore = function(){
  if(this.restoresrc){
    this.getImage().src = this.restoresrc;
    this.restoresrc = null;
  }
}
SwapImage.prototype.getImage = function(){// Private
  if(document.layers && this.nest == null) this.nest = this.getLayer();
  if(document.layers && this.nest != false){
    return this.nest.document.images[this.name];
  }else{
    return document.images[this.name];
  }
}
SwapImage.prototype.getLayer = function(root){// Private
  var i, k, layer, found = false;
  if(!root) root = window;
  for(i = 0; i < root.document.layers.length; i++){
    layer = root.document.layers[i];
    for(k = 0; k < layer.document.images.length; k++){
      if(layer.document.images[k].name == this.name){
        return layer;
      }
    }
    if(layer.document.layers.length) found = this.getLayer(layer);
    if(found) return found;
  }
  return false;
}

ichisiamo = new SwapImage("chisiamo");
ichisiamo.add("over","images/btn_chisiamo_o.jpg");
iprodotti = new SwapImage("prodotti");
iprodotti.add("over","images/btn_prodotti_per_il_salone_o.jpg");
idistributori = new SwapImage("distributori");
idistributori.add("over","images/btn_distributori_o.jpg");
icontatti = new SwapImage("contatti");
icontatti.add("over","images/btn_contatti_o.jpg");
icatalogo = new SwapImage("catalogo");
icatalogo.add("over","images/btn_catalogo_o.gif");