// JavaScript Document

var current_banner = 1;
var total_banners = 0;
var wait = 0;

function banner_init()
{
//stop banner change if mouse over one banner
elements = document.getElementById('banners').getElementsByTagName('div');
total_banners = elements.length;
for (var i = 0; i < elements.length; i++)
{
elements[i].onmouseover = function (){
clearTimeout(wait);
}
elements[i].onmouseout = function (){
clearTimeout(wait);
wait = setTimeout('nextBanner()',bannertime);
}
}
//set navigation
elements = document.getElementById('banners').getElementsByTagName('ul')[0].getElementsByTagName('li');
total_banners = elements.length;
for (var i = 0; i < elements.length; i++)
{
elements[i].title = i + 1;
elements[i].onmouseover = function ()
{
banner(this.title);
clearTimeout(wait);
}
elements[i].onmouseout = function ()
{
clearTimeout(wait);
wait = setTimeout('nextBanner()',bannertime);
}
}
wait = setTimeout('nextBanner()',bannertime);
}

function banner(nr)
{
clearTimeout(wait);
elements = document.getElementById('banners').getElementsByTagName('div');
li = document.getElementById('banners').getElementsByTagName('ul')[0].getElementsByTagName('li');
//hide all divs
for (var i = 0; i < elements.length; i++)
{
if (nr == (i + 1))
{
//show selected banner
elements[i].style.display = "block";
li[i].style.backgroundImage = "url(images/BG_scrollBanner.png)";
} else
{ //hide everything else
elements[i].style.display = "none";
li[i].style.backgroundImage = "none";
}
}
wait = setTimeout('nextBanner()',bannertime);
}

function nextBanner()
{
if(current_banner < total_banners) {
current_banner ++;
}else{ current_banner = 1;
}
banner(current_banner);
}