收缩展开的竖直菜单代码,Css代码库,德仔网

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代码分类
【Css】收缩展开的竖直菜单
作者:Dezai.CN / 发布于2012/4/17/ 615
<div><html>
<head>
<title>点击收缩展开的竖直菜单</title>
<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 arrange() {
 nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;
 for (i=firstInd+1; i<document.layers.length; i++) {
 whichele = document.layers[i];
 if (whichele.visibility != "hide") {
 whichele.pageY = nextY;
 nextY += whichele.document.height;
 }
 }
}
function initIt(){
 if (!ver4) return;
 if (NS4) {
 for (i=0; i<document.layers.length; i++) {
 whichele = document.layers[i];
 if (whichele.id.indexOf("Child") != -1) whichele.visibility = "hide";
 }
 arrange();
 }
 else {
 divColl = document.all.tags("DIV");
 for (i=0; i<divColl.length; i++) {
 whichele = divColl(i);
 if (whichele.className == "child") whichele.style.display = "none";
 }
 }
}
function expandIt(ele) {
 if (!ver4) return;
 if (IE4) {
 whichele = eval(ele + "Child");
 if (whichele.style.display == "none") {
 whichele.style.display = "block";
 }
 else {
 whichele.style.display = "none";
 }
 }
 else {
 whichele = eval("document." + ele + "Child");
 if (whichele.visibility == "hide") {
 whichele.visibility = "show";
 }
 else {
 whichele.visibility = "hide";
 }
 arrange();
 }
}
onload = initIt;
</script>
</head>
<body>
 <div id="menuParent" class="parent">　　　　<a href="#" onClick="expandIt('menu'); return false" >第一菜单</a></div>
 <div id="menuChild" class="child">　　　　　<a href="<a href="http://www.6a8a.com">http://www.6a8a.com</a>" target="_blank" >CSS菜单</a>
 　　　　　<a href="<a href="http://www.6a8a.com/jscss/">http://www.6a8a.com/jscss/</a>" target="_blank" >网页特效</a>
 　　　　　<a href="/" target="_blank" >电子书籍</a></div>
 <div id="Menu2Parent" class="parent">　　　　<a href="#" onClick="expandIt('Menu2'); return false" >第二菜单</a></div>
 <div id="Menu2Child" class="child">　　　　　<a href="/" target="_blank" >源码下载</a>
 　　　　　<a href="/" target="_blank" >站长工具</a>
 　　　　　<a href="/" target="_blank" >教程天地</a></div>
 <div id="Menu3Parent" class="parent">　　　　<a href="#" onClick="expandIt('Menu3'); return false" >第三菜单</a></div>
 <div id="Menu3Child" class="child"> 　　　　　<a href="#" target="_blank" >自定义一</a>
 　　　　　<a href="#" target="_blank" >自定义二</a>
 　　　　　<a href="#" target="_blank" >自定义三</a></div>
</body>
</html>
</div>
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