function getIndex(el) { ind = null; for (i=0; i <document.layers.length; i++) { whichEl = document.layers[i]; if (whichEl.id == el) { ind = i; break; } } return ind; }
function arrange() { nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height; for (i=firstInd+1; i <document.layers.length; i++) { whichEl = document.layers[i]; if (whichEl.visibility != "hide") { whichEl.pageY = nextY; nextY += whichEl.document.height; } } }
function initIt(){ if (!ver4) return; if (NS4) { for (i=0; i <document.layers.length; i++) { whichEl = document.layers[i]; if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide"; } arrange(); } else { divColl = document.all.tags("DIV"); for (i=0; i <divColl.length; i++) { whichEl = divColl(i); if (whichEl.className == "child") whichEl.style.display = "none"; } } }
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>文件夹一</title>
</head>
<body>
<script language="javascript">
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;
if (ver4) {
with (document) {
write("<STYLE TYPE='text/css'>");
if (NS4) {
write(".parent {position:absolute; visibility:visible}");
write(".child {position:absolute; visibility:visible}");
write(".regular {position:absolute; visibility:visible}")
}
else {
write(".child {display:none}")
}
write("</STYLE>");
}
}
function getIndex(el) {
ind = null;
for (i=0; i<document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.id == el) {
ind = i;
break;
}
}
return ind;
}
function arrange() {
nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;
for (i=firstInd+1; i<document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.visibility != "hide") {
whichEl.pageY = nextY;
nextY += whichEl.document.height;
}
}
}
function initIt(){
if (!ver4) return;
if (NS4) {
for (i=0; i<document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
}
arrange();
}
else {
divColl = document.all.tags("DIV");
for (i=0; i<divColl.length; i++) {
whichEl = divColl(i);
if (whichEl.className == "child") whichEl.style.display = "none";
}
}
}
function expandIt(el) {
if (!ver4) return;
if (IE4) {
whichEl = eval(el + "Child");
if (whichEl.style.display == "none") {
whichEl.style.display = "block";
}
else {
whichEl.style.display = "none";
}
}
else {
whichEl = eval("document." + el + "Child");
if (whichEl.visibility == "hide") {
whichEl.visibility = "show";
}
else {
whichEl.visibility = "hide";
}
arrange();
}
}
onload = initIt;
</script>
<div id="KB1Parent" class="parent"> <a href="#" onClick="expandIt('KB1'); return false" >文件夹一</a></div>
<div id="KB1Child" style="display:none"> <a href="sample.htm" target="_blank" >页面一</a><br>
<a href="sample.htm" target="_blank" >页面二</a><br>
<a href="sample.htm" target="_blank" >页面三</a></div>
<div id="KB2Parent" class="parent"> <a href="#" onClick="expandIt('KB2'); return false" >文件夹二</a></div>
<div id="KB2Child" style="display:none"> <a href="sample.htm" target="_blank" >页面一</a><br>
<a href="sample.htm" target="_blank" >页面二</a><br>
<a href="sample.htm" target="_blank" >页面三</a></div>
<div id="KB3Parent" class="parent"> <a href="#" onClick="expandIt('KB3'); return false" >文件夹三</a></div>
<div id="KB3Child" style="display:none"> <a href="sample.htm" target="_blank" >页面一</a><br>
<a href="sample.htm" target="_blank" >页面二</a><br>
<a href="sample.htm" target="_blank" >页面三</a></div>
<div id="KB4Parent" class="parent"> <a href="#" onClick="expandIt('KB4'); return false" >文件夹四</a></div>
<div id="KB4Child" style="display:none"> <a href="sample.htm" target="_blank" >页面一</a><br>
<a href="sample.htm" target="_blank" >页面二</a><br>
<a href="sample.htm" target="_blank" >页面三</a></div>
<div id="KB5Parent" class="parent"> <a href="#" onClick="expandIt('KB5'); return false" >文件夹五</a></div>
<div id="KB5Child" style="display:none"> <a href="sample.htm" target="_blank" >页面一</a><br>
<a href="sample.htm" target="_blank" >页面二</a><br>
<a href="sample.htm" target="_blank" >页面三</a></div>
<script language="javascript">
if (NS4) {
firstEl = "KB1Parent";
firstInd = getIndex(firstEl);
arrange();
}
</script>
</body>
</html>
就是这样啦,我要的是点第二个文件夹的时候第一个首回去,要怎么做?而且点连接不要合起来``
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>文件夹一 </title>
</head>
<body> <script language="javascript">
var flag;
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;
if (ver4) {
with (document) {
write(" <STYLE TYPE='text/css'>");
if (NS4) {
write(".parent {position:absolute; visibility:visible}");
write(".child {position:absolute; visibility:visible}");
write(".regular {position:absolute; visibility:visible}")
}
else {
write(".child {display:none}")
}
write(" </STYLE>");
}
}
function getIndex(el) {
ind = null;
for (i=0; i <document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.id == el) {
ind = i;
break;
}
}
return ind;
}
function arrange() {
nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;
for (i=firstInd+1; i <document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.visibility != "hide") {
whichEl.pageY = nextY;
nextY += whichEl.document.height;
}
}
}
function initIt(){
if (!ver4) return;
if (NS4) {
for (i=0; i <document.layers.length; i++) {
whichEl = document.layers[i];
if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
}
arrange();
}
else {
divColl = document.all.tags("DIV");
for (i=0; i <divColl.length; i++) {
whichEl = divColl(i);
if (whichEl.className == "child") whichEl.style.display = "none";
}
}
}
function expandIt(el)
{
if (!ver4) return;
if (IE4)
{
whichEl = eval(el + "Child");
if(whichEl.style.display == "none")
{
if(flag!=null)
{
flag.style.display = "none";
}
whichEl.style.display = "block";
}
else
{
if(flag!=null)
{
flag.style.display = "none";
}
whichEl.style.display = "none";
}
flag = whichEl;
}
else
{
whichEl = eval("document." + el + "Child");
if(whichEl.visibility == "hide")
{
if(flag!=null)
{
flag.style.visibility = "hide";
}
whichEl.visibility = "show";
}
else
{
if(flag!=null)
{
flag.style.visibility = "hide";
}
whichEl.visibility = "hide";
}
flag = whichEl;
arrange();
}
}
onload = initIt;
</script> <div id="KB1Parent" class="parent">
<a href="#" onclick="expandIt('KB1'); return false">文件夹一 </a>
</div>
<div id="KB1Child" style="display: none">
<a href="sample.htm" target="_blank">页面一 </a>
<br>
<a href="sample.htm" target="_blank">页面二 </a>
<br>
<a href="sample.htm" target="_blank">页面三 </a>
</div>
<div id="KB2Parent" class="parent">
<a href="#" onclick="expandIt('KB2'); return false">文件夹二 </a>
</div>
<div id="KB2Child" style="display: none">
<a href="sample.htm" target="_blank">页面一 </a>
<br>
<a href="sample.htm" target="_blank">页面二 </a>
<br>
<a href="sample.htm" target="_blank">页面三 </a>
</div>
<div id="KB3Parent" class="parent">
<a href="#" onclick="expandIt('KB3'); return false">文件夹三 </a>
</div>
<div id="KB3Child" style="display: none">
<a href="sample.htm" target="_blank">页面一 </a>
<br>
<a href="sample.htm" target="_blank">页面二 </a>
<br>
<a href="sample.htm" target="_blank">页面三 </a>
</div>
<div id="KB4Parent" class="parent">
<a href="#" onclick="expandIt('KB4'); return false">文件夹四 </a>
</div>
<div id="KB4Child" style="display: none">
<a href="sample.htm" target="_blank">页面一 </a>
<br>
<a href="sample.htm" target="_blank">页面二 </a>
<br>
<a href="sample.htm" target="_blank">页面三 </a>
</div>
<div id="KB5Parent" class="parent">
<a href="#" onclick="expandIt('KB5'); return false">文件夹五 </a>
</div>
<div id="KB5Child" style="display: none">
<a href="sample.htm" target="_blank">页面一 </a>
<br>
<a href="sample.htm" target="_blank">页面二 </a>
<br>
<a href="sample.htm" target="_blank">页面三 </a>
</div> <script language="javascript">
if (NS4) {
firstEl = "KB1Parent";
firstInd = getIndex(firstEl);
arrange();
}
</script></body>
</html>
这个菜单做得不错