<link rel="stylesheet" href="ein.css" type="text/css">
// в css#foldheader{cursor:hand ; font-weight:bold ;
list-style-image:url(fold.gif)}
#foldinglist{list-style-image:url(list.gif)}
<SCRIPT SRC="ein.js"></SCRIPT>
//в scriptvar head="display:''"
img1=new Image()
img1.src="fold.gif"
img2=new Image()
img2.src="open.gif"
function change(){
if(!document.all)
return
if (event.srcElement.id=="foldheader") {
var srcIndex = event.srcElement.sourceIndex
var nested = document.all[srcIndex+1]
if (nested.style.display=="none") {
nested.style.display=''
event.srcElement.style.listStyleImage="url(open.gif)"}
else {
nested.style.display="none"
event.srcElement.style.listStyleImage="url(fold.gif)"}}}
document.onclick=change
//ну и, непосредственно в <body><ul>
<li id="foldheader">TACADA</li>
<ul id="foldinglist" style="display:none" style=&{head};>
</ul>
<li id="foldheader">ACER</li>
<ul id="foldinglist" style="display:none" style=&{head};>
</ul>
<li id="foldheader">AEG</li>
<ul id="foldinglist" style="display:none" style=&{head};>
<li><a href="#">Встройка</a></li>
<li><a href="#">Вытяжки</a></li>
<li><a href="#">Плиты</a></li>//и т.д.
</ul>
</ul>
<script language="JavaScript1.2">
function get_cookie(Name) {
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
// if cookie exists
if (offset != -1) {
offset += search.length
// set index of beginning of value
end = document.cookie.indexOf(";", offset);
// set index of end of cookie value
if (end == -1) end = document.cookie.length;
returnvalue= unescape(document.cookie.substring(offset, end))}}
return returnvalue;}
if (get_cookie(window.location.pathname) != ''){
var openresults= get_cookie(window.location.pathname).split(" ")
for (i=0 ; i < openresults.length ; i++){
foldinglist[openresults
].style.display=''
document.all[foldinglist[openresults].sourceIndex -
1].style.listStyleImage="url(open.gif)"}}
if (document.all){
var nodelength=foldinglist.length-1
var nodes=new Array(nodelength)
var openones=''}
function check(){
for (i=0 ; i <= nodelength ; i++){
if (foldinglist.style.display=='')
openones=openones + " " + i}
document.cookie=window.location.pathname+"= "+openones}
if (document.all)
document.body.onunload=check
//-->
</script>
...как-то так...
