I have a web content slider and i want it to scroll html pages that are displayed and loaded in one page i found a function who does it but it appears that it doesn't work can someone please help me with it this my code:

<html>
<head>
<title>SiteShow 1.0</title>
<meta http-equiv="content-type" content="text/html; charset=windows-1250">
<style>
/* Change body background-color to change fade out color. */
/*body.siteshow { margin:0; padding:0; background-color:#000000;}*/
#menu
{
font-family:Arial;
font-size:9pt;
display:none;
opacity:0.00;
-mozopacity:0.00;
filter:alpha(opacity=0);
position:absolute;
top:10px;
left:10px;
padding:5px;
background-color:#000000;
color:#FFFFFF;
border:3px dotted #999999;
}
#menu a { color:#ffffff; }
#menu a:hover { text-decoration:none; }
#title { font-size:11pt; font-weight:bold; letter-spacing:2; }
#slides { font-size:9pt; line-height:16pt; }
.button { width:60px; font-size:9pt; letter-spacing:1; }
#bottom {
border: 1px solid red;
}
</style>

<script type="text/javascript">
var current_idx = 0;
var slides = new Array();
var menuwin;
var show_timer;
var menu_timer;
var menu;
var content;
var loaded = true;
// Define your "slides". 3 values for each are:
// 1. Duration in seconds.
// 2. Title to be used in menu.
// 3. Source URL. Can be full URI or a relative URL.
slides[1] = new Array(15, "Hespress", "http://www.hespress.com");
slides[2] = new Array(15, "Hihi2", "http://www.hihi2.com");
slides[3] = new Array(15, "Realitylapse", "http://www.realitylapse.com");
slides[4] = new Array(15, "kooora", "http://www.kooora.com");

ScrollRate = 100;

function scrollDiv_init() {
DivElmnt = document.getElementById('slides');
ReachedMaxScroll = false;

DivElmnt.scrollTop = 0;
PreviousScrollTop = 0;

ScrollInterval = setInterval('scrollDiv()', ScrollRate);
}

function scrollDiv() {

if (!ReachedMaxScroll) {
DivElmnt.scrollTop = PreviousScrollTop;
PreviousScrollTop++;

ReachedMaxScroll = DivElmnt.scrollTop >= (DivElmnt.scrollHeight - DivElmnt.offsetHeight);
}
else {
ReachedMaxScroll = (DivElmnt.scrollTop == 0)?false:true;

DivElmnt.scrollTop = PreviousScrollTop;
PreviousScrollTop--;
}
}

function pauseDiv() {
clearInterval(ScrollInterval);
}

function resumeDiv() {
PreviousScrollTop = DivElmnt.scrollTop;
ScrollInterval = setInterval('scrollDiv()', ScrollRate);
}


function MenuInit()
{
var html = "";
for(idx=1; idx<slides.length; idx++) {
html += '<a href="javascript:Navigate('+idx+')">' +
slides[idx][1] + "</a><br />\n";
}
document.getElementById("slides").innerHTML = html;

menu.style.display = "block";
}
function MenuShow()
{
clearTimeout(menu_timer);
opacity('menu', 0, 90, 500);
menu_timer = setTimeout("MenuHide()", 3500);
}
function MenuHide()
{
opacity('menu', 90, 0, 500);
}
function Pause()
{
clearTimeout(show_timer);
document.getElementById('play').style.display = "block";
document.getElementById('pause').style.display = "none";
}
function Navigate(slide_idx)
{
clearTimeout(show_timer);
if (current_idx == 0) {
if (!slide_idx) { slide_idx = 1; }
current_idx = slide_idx;
content.src = slides[current_idx][2];
document.getElementById('play').style.display = "none";
document.getElementById('pause').style.display = "block";
show_timer = setTimeout("Navigate()", slides[current_idx][0]*1000);
return;
}
if (slide_idx) {
current_idx = slide_idx;
content.src = slides[current_idx][2];
document.getElementById('play').style.display = "block";
document.getElementById('pause').style.display = "none";
return;
}
loaded = false;
current_idx++;
if ( current_idx == slides.length) { current_idx = 1; }
opacity('content', 100, 0, 500);
document.getElementById('play').style.display = "none";
document.getElementById('pause').style.display = "block";
show_timer = setTimeout("Navigate()", slides[current_idx][0]*1000);
return;
}
function opacity(id, opacStart, opacEnd, millisec)
{
//speed for each frame
var speed = Math.round(millisec / 100);
var timer = 0;
//determine the direction for the blending, if start and end are the same nothing happens
if(opacStart > opacEnd) {
for(i = opacStart; i >= opacEnd; i--) {
setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
timer++;
}
if (opacEnd == 0) { setTimeout("FadeOutTrigger('"+id+"')",((timer-1) * speed));; }
//if (opacEnd == 0) { FadeOutTrigger(id); }
} else if(opacStart < opacEnd) {
if (opacStart == 0) { FadeInTrigger(id); }
for(i = opacStart; i <= opacEnd; i++)
{
setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
timer++;
}
}
}
//change the opacity for different browsers
function changeOpac(opacity, id)
{
var object = document.getElementById(id).style;
object.opacity = (opacity / 100);
object.MozOpacity = (opacity / 100);
object.KhtmlOpacity = (opacity / 100);
object.filter = "alpha(opacity=" + opacity + ")";
}
function FadeOutTrigger(id)
{
//alert('FadeOut: '+id);
switch(id) {
case "menu":
document.getElementById(id).style.display = "none";
break;
case "content":
content.src = slides[current_idx][2];
//setTimeout("opacity('content', 0, 100, 500)", 1000);
break;
case "element":
var ele = document.getElementById(element);
window.scrollTo(ele.offsetLeft,ele.offsetTop);
default:
break;
}
}
function FadeInTrigger(id)
{
//alert('FadeIn: '+id);
switch(id) {
case "menu":
document.getElementById(id).style.display = "block";
break;
case "content":
//opacity('content', 0, 100, 500);
break;
default:
break;
}
}
function FadeInContent()
{
if (!loaded) {
opacity('content', 0, 100, 500);
loaded = true;
}
}
function LoadTrigger()
{
//self.resizeTo(1366,768);
menu = document.getElementById('menu');
content = document.getElementById('content');

Navigate();
MenuInit();
MenuShow();

}
window.onload = LoadTrigger;







</script>

</head>

<body class="siteshow" onLoad="scrollDiv_init()" >
<iframe id="content" name="content" style="width:100%; height:100%;" frameborder="no" scrolling="auto" src="" onmouseover="MenuShow();" onload="FadeInContent();" ></iframe>
<div id="menu">
<div id="title">SiteShow Menu</div>
<div id="slides" onMouseOver="pauseDiv()" onMouseOut="resumeDiv()">
</div>
<p>
<input id="pause" class="button" style="display:block;" type="button" value="pause" onclick="Pause()" />
<input id="play" class="button" style="display:none;" type="button" value="play" onclick="Navigate()" />
</p>
</div>

</body>
</html>


N.B : If you have any problem displaying the code you need to remove onload from the body.