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javascript 树形导航菜单实例代码

　　本文标签：javascript,树形,菜单

复制代码 代码如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=gb2312" />
<title>树形导航菜单</title>
<style type="text/css">
<!--
.parent{ width:200px; height:30px; font-size:14px; line-height:30px;}
.child{ width:200px; height:auto; font-size:12px; line-height:20px;}
-->
</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("C") != -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 + "C");
for(I=1;I<=numTotal;I++){
whichEl = eval(scores[I] + "C");
if(whichEl!=whichEl1) {
whichEl.style.display = "none";
}
}
whichEl1 = eval(el + "C");
if (whichEl1.style.display == "none") {
whichEl1.style.display = "block";
}
else {
whichEl1.style.display = "none";
}
}
else {
whichEl = eval("document." + el + "C");
for(I=1;I<=numTotal;I++){
whichEl = eval("document." + scores[I] + "C");
if(whichEl!=whichEl1) {
whichEl.visibility = "hide";
}
}
if (whichEl.visibility == "hide") {
whichEl.visibility = "show";
}
else {
whichEl.visibility = "hide";
}
arrange();
}}onload = initIt;
</script>
</head>
<body bgcolor="" >
<div id=KB1P class=parent><a href="#" onClick="expandIt(KB1); return false"> +时间日期类</a></div>
<div id=KB1C class=child>
<a href=time1.htm target=_target> +任意位置显示时钟</a><br>
<a href=time2.htm target=_target> +倒计时代码生成器</a><br>
<a href=time3.htm target=_target> -八种风格时间显示</a><br>
<a href=time8.htm target=_target> -全中文日期显示</a></div>
<div id=KB2P class=parent><a href="#" onClick="expandIt(KB2); return false"> +页面导航类</a></div>
<div id=KB2C class=child>
<a href=dao1.htm target=_target> -显示站点信息导航</a><br>
<a href=dao9.htm target=_target> -友情链接导航框</a><br>
<a href=dao10.htm target=_target> -目录式导航菜单</a><br>
<a href=dao11.htm target=_target> -重要信息说明脚本</a> </div>
<div id=KB3P class=parent><a href="#" onClick="expandIt(KB3); return false"> +页面背景类</a></div>
<div id=KB3C class=child>
<a href=back1.htm target=_target> -背景向下移动</a><br>
<a href=back2.htm target=_target> -背景不停变换色彩</a><br>
<a href=back9.htm target=_target> -页面转换特效</a></div>
<div id=KB4P class=parent><a href="#" onClick="expandIt(KB4); return false"> +页面特效类</a></div>
<div id=KB4C class=child>
<a href=ye1.htm target=_target> -字符从空中掉下来</a><br>
<a href=ye17.htm target=_target> -鼠标响应文字变色</a> </div>
<div id=KB5P class=parent><a href="#" onClick="expandIt(KB5); return false"> +图形图象类</a></div>
<div id=KB5C class=child>
<a href=picture1.htm target=_target> -禁止图片下载</a><br>
<a href=picture11.htm target=_target> -图形选择脚本</a><br>
<a href=picture12.htm target=_target> -图片翻滚导航</a><br>
<a href=picture13.htm target=_target> -图片翻滚导航</a> </div>
<div id=KB6P class=parent><a href="#" onClick="expandIt(KB6); return false"> +按钮特效类</a></div>
<div id=KB6C class=child>
<a href=an2.htm target=_target> -跑马灯式链接说明</a><br>
<a href=an7.htm target=_target> -按顺序点击链接</a></div>
<div id=KB7P class=parent><a href="#" onClick="expandIt(KB7); return false"> +鼠标事件类</a></div>
<div id=KB7C class=child>
<a href=shu1.htm target=_target> -图片跟随鼠标</a><br>
<a href=shu5.htm target=_target> -禁用右键自动导航</a><br>
<a href=shu6.htm target=_target> -鼠标激活警告框</a> </div>
<div id=KB8P class=parent><a href="#" onClick="expandIt(KB8); return false"> +Cookie脚本</a></div>
<div id=KB8C class=child>
<a href=cook1.htm target=_target> -随登陆次数变提示</a><br>
<a href=cook8.htm target=_target> -检测IE去过站点</a><br>
<a href=cook9.htm target=_target> -离开时显示信息</a><br>
<a href=cook10.htm target=_target> -弹出窗口自动关闭</a><br>
<a href=cook11.htm target=_target> -离开页面弹出窗口</a><br>
<a href=cook12.htm target=_target> -进入时显示信息</a></div>
<div id=KB9P class=parent><a href="#" onClick="expandIt(KB9); return false"> +文本特效类</a></div>
<div id=KB9C class=child>
<a href=text1.htm target=_target> -随机信息显示</a><br>
<a href=ye9.htm target=_target> -文字颜色渐变脚本</a><br>
<a href=ye5.htm target=_target> -文本自动输出</a></div>
<div id=KB10P class=parent><a href="#" onClick="expandIt(KB10); return false"> +状态栏特效</a></div>
<div id=KB10C class=child>
<a href=ye8.htm target=_target> -状态栏跑马灯脚本</a><br>
<a href=zhuang1.htm target=_target> -文字从右弹出</a><br>
<a href=zhuang8.htm target=_blank> -title变化弹出</a></div>
<div id=KB11P class=parent><a href="#" onClick="expandIt(KB11); return false"> +密 码 类</a></div>
<div id=KB11C class=child>
<a href=password1.htm target=_target> -控制他人进入页面</a><br>
<a href=password3.htm target=_target> 用来实现会员制度</a><br>
<a href=password4.htm target=_target> -密码保护相应页面</a><br>
<a href=password5.htm target=_target> -自己编制密码表</a></div>
<div id=KB12P class=parent><a href="#" onClick="expandIt(KB12); return false"> +综 合 类</a></div>
<div id=KB12C class=child>
<a href=zh1.htm target=_target> -加密页面源代码</a><br>
<a href=zh2.htm target=_target> -访问时间限制</a><br>
<a href=zh11.htm target=_target> -搜索引擎登记</a><br>
<a href=zh12.htm target=_target> -下载记时器脚本</a> </div>
<div id=KB13P class=parent><a href="#" onClick="expandIt(KB13); return false"> +游 戏 类</a></div>
<div id=KB13C class=child> <a href=you1.htm target=_target> -一款流行游戏</a></div>
<script language="javascript">
numTotal=14;
scores[1]=KB1;
scores[2]=KB1;
scores[3]=KB2;
scores[4]=KB3;
scores[5]=KB4;
scores[6]=KB5;
scores[7]=KB6;
scores[8]=KB7;
scores[9]=KB8;
scores[10]=KB9;
scores[11]=KB10;
scores[12]=KB11;
scores[13]=KB12;
scores[14]=KB13;
</script>
</body>
</html></td>
   </tr>
 </table>