Please use the following image to link
to Dynamic Drive. More images here.Smart Folding Menu Tree- Developer's View
<html>
<head>
<style>
<!--
#foldheader{cursor:pointer;cursor:hand
; font-weight:bold
;
list-style-image:url(fold.gif)}
#foldinglist{list-style-image:url(list.gif)}
//-->
</style>
<script
language="JavaScript1.2">
<!--
//Smart Folding Menu tree- By
Dynamic Drive (rewritten 03/03/02)
//For full source code and more DHTML
scripts, visit http://www.dynamicdrive.com
//This credit MUST stay intact for
use
var head="display:''"
img1=new
Image()
img1.src="fold.gif"
img2=new
Image()
img2.src="open.gif"
var
ns6=document.getElementById&&!document.all
var
ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1
function
checkcontained(e){
var iscontained=0
cur=ns6? e.target :
event.srcElement
i=0
if
(cur.id=="foldheader")
iscontained=1
else
while
(ns6&&cur.parentNode||(ie4&&cur.parentElement)){
if
(cur.id=="foldheader"||cur.id=="foldinglist"){
iscontained=(cur.id=="foldheader")?
1 : 0
break
}
cur=ns6? cur.parentNode :
cur.parentElement
}
if (iscontained){
var foldercontent=ns6?
cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
if
(foldercontent.style.display=="none"){
foldercontent.style.display=""
cur.style.listStyleImage="url(open.gif)"
}
else{
foldercontent.style.display="none"
cur.style.listStyleImage="url(fold.gif)"
}
}
}
if
(ie4||ns6)
document.onclick=checkcontained
//-->
</script>
<body>
<font
face="Verdana">
<ul>
<li
id="foldheader">News</li>
<ul id="foldinglist"
style="display:none" style=&{head};>
<li><a
href="http://www.cnn.com">CNN</a></li>
<li><a
href="http://www.abcnews.com">ABC
News</a></li>
<li><a
href="http://www.news.bbc.co.uk">BBC
News</a></li>
</ul>
<li
id="foldheader">Webmaster</li>
<ul id="foldinglist"
style="display:none" style=&{head};>
<li><a
href="http://www.dynamicdrive.com">Dynamic
Drive</a></li>
<li><a
href="http://www.javascriptkit.com">JavaScript
Kit</a></li>
<li><a
href="http://www.freewarejava.com">Freewarejava.com</a></li>
</ul>
<li
id="foldheader">Nested Example</li>
<ul id="foldinglist"
style="display:none" style=&{head};>
<li><a
href="http://www.dynamicdrive.com">outer
1</a></li>
<li><a
href="http://www.dynamicdrive.com">outer 2</a></li>
<li
id="foldheader">Nested</li>
<ul id="foldinglist"
style="display:none" style=&{head};>
<li><a
href="http://www.dynamicdrive.com">nested
1</a></li>
<li><a
href="http://www.dynamicdrive.com">nested
2</a></li>
</ul>
<li><a
href="http://www.dynamicdrive.com">outer
3</a></li>
<li><a
href="http://www.dynamicdrive.com">outer
4</a></li>
</ul>
</ul>
</font>
<p
align="center"><font face="Arial" size="-2">Free DHTML scripts provided
by<br>
<a href="http://www.dynamicdrive.com">Dynamic
Drive</a></font></p>
<script
language="JavaScript1.2">
<!--
function get_cookie(Name)
{
//Get cookie routine by Shelley Powers
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;
}
var foldercontentarray=new
Array()
var c=0
if (ns6){
for
(i=0;i<document.getElementsByTagName("UL").length;i++){
if
(document.getElementsByTagName("UL")[i].id=="foldinglist"){
foldercontentarray[c]=document.getElementsByTagName("UL")[i]
c++
}
}
}
if
(get_cookie(window.location.pathname) != ''){
var
openresults=get_cookie(window.location.pathname).split(" ")
for (i=0 ; i <
openresults.length ; i++){
if
(ns6){
foldercontentarray[openresults[i]].style.display=''
foldercontentarray[openresults[i]].previousSibling.previousSibling.style.listStyleImage="url(open.gif)"
}
else{
foldinglist[openresults[i]].style.display=''
document.all[foldinglist[openresults[i]].sourceIndex
-1].style.listStyleImage="url(open.gif)"
}
}
}
if
(ns6||ie4){
var nodelength=ns6? c-1 : foldinglist.length-1
var nodes=new
Array(nodelength)
var openones=''
}
function checkit(){
for (i=0
; i <= nodelength ; i++){
if
((ns6&&foldercontentarray[i].style.display=='')||(ie4&&foldinglist[i].style.display==''))
openones=openones
+ " " +
i
}
document.cookie=window.location.pathname+"="+openones
}
if
(ns6||ie4)
window.onunload=checkit
//-->
</script>
</body>
</html>
Please use the following image to link
to Dynamic Drive. More images here.
Copyright © 1998-2001 Dynamic Drive. Read Terms Of Use here.