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说明: 树形菜单
效果: 运行后查看！
代码:
<html>
<head>
<title>网页特效 树形菜单2 网教中国教学网</title>
<meta http-equiv="Content-Type" content="text/html;
charset=gb2312">
<meta name="keywords" content="网页特效,页面导航,树形菜单,网教中国教学网">
<STYLE type=text/css>BODY {
MARGIN-TOP: 0px; FONT-SIZE: 9pt; MARGIN-LEFT: 4px; MARGIN-RIGHT:
0px;
FONT-FAMILY: "宋体"
}
A {
FONT-WEIGHT: 400; FONT-SIZE: 9pt; COLOR: black; TEXT-DECORATION:
none
}
A:hover {
FONT-WEIGHT: 400; FONT-SIZE: 9pt; COLOR: red; TEXT-DECORATION:
underline
}
A:active {
FONT: 9pt "宋体"; CURSOR: hand; COLOR: #ff0033
}
</STYLE>
<script language="JavaScript1.2">
scores = new Array(20);var numTotal=0;
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) { whichEl1 = eval(el + "Child");
for(i=1;i<=numTotal;i++){
whichEl = eval(scores[i] + "Child");
if(whichEl!=whichEl1) {
whichEl.style.display = "none";
} }
whichEl1 = eval(el + "Child");
if (wh
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