HTML
我们在#menu多个li一级菜单,在它的next节点放置二级菜单ul和三级菜单ul li ul
<ul id="menu"> <li class="l1"><a href="javascript:c(m01);" id="m01"><span><img src="images/ico/2.gif" align="absMiddle"/> 我的办公桌</span></a></li> <ul id="m01d" style="display:none;" class="U1"> <li class="l21"><a href="javascript:c(f41);" id="f41"><span><img src="images/ico/2.gif" align="absMiddle"/> 短信息</span></a></li> <ul id="f41d" style="display:none;"> <li class="l3"><a href="javascript:a('sms','3');" id="f3"><span><img src="images/ico/2.gif" align="absMiddle"/>内部短信</span></a></li> <li class="l3"><a href="javascript:a('mobile_sms','42');" id="f42"><span><img src="images/ico/2.gif" align="absMiddle"/>手机短信</span></a></li> </ul> <li class="l22"><a href="javascript:a('notify/show','4');" id="f4"><span><img src="images/ico/2.gif" align="absMiddle"/> 公告通知</span></a></li> </ul> </ul>
jQuery
菜单点击事件
function c(srcelement) {
var targetid, srcelement, targetelement;
var strbuf;
//-------- 如果点击了展开或收缩按钮---------
targetid = srcelement.id + "d";
targetelement = document.getElementById(targetid);
if (targetelement.style.display == "none") {
srcelement.className = "active";
targetelement.style.display = '';
menu_flag = 0;
expand_text.innerHTML = "收缩";
} else {
srcelement.className = "";
targetelement.style.display = "none";
menu_flag = 1;
expand_text.innerHTML = "展开";
var links = document.getElementsByTagName("A");
for (i = 0; i < links.length; i++) {
srcelement = links[i];
if (srcelement.parentNode.className.toUpperCase() == "l1" && srcelement.className == "active" && srcelement.id.substr(0, 1) == "m") {
menu_flag = 0;
expand_text.innerHTML = "收缩";
break;
}
}
}
}
设置当前菜单选中样式
function set_current(id) {
cur_link = document.getElementById("f" + cur_id) if (cur_link) cur_link.className = "";
cur_link = document.getElementById("f" + id);
if (cur_link) cur_link.className = "active";
cur_id = id;
}
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