纯JS编写制作的自定义多级右键菜单-JS特效-爱易网页

纯JS编写制作的自定义多级右键菜单

日期：2014-05-18　浏览次数：20288 次

以下是程序代码

<!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=utf-8" />
<title>自定义多级右键菜单</title>
<style type="text/css">
html,body{height:100%;overflow:hidden;}
body,div,ul,li{margin:0;padding:0;}
body{font:12px/1.5 \5fae\8f6f\96c5\9ed1;}
ul{list-style-type:none;}
#rightMenu{position:absolute;top:-9999px;left:-9999px;}
#rightMenu ul{float:left;border:1px solid #979797;background:#f1f1f1 url(http://js.fgm.cc/learn/lesson6/img/line.png) 24px 0 repeat-y;padding:2px;box-shadow:2px 2px 2px rgba(0,0,0,.6);}
#rightMenu ul li{float:left;clear:both;height:24px;cursor:pointer;line-height:24px;white-space:nowrap;padding:0 30px;}
#rightMenu ul li.sub{background-repeat:no-repeat;background-position:right 9px;background-image:url(http://js.fgm.cc/learn/lesson6/img/arrow.png);}
#rightMenu ul li.active{background-color:#f1f3f6;border-radius:3px;border:1px solid #aecff7;height:22px;line-height:22px;background-position:right -8px;padding:0 29px;}
#rightMenu ul ul{display:none;position:absolute;}
</style>
<script type="text/javascript">
var getOffset = {
 top: function (obj) {
  return obj.offsetTop + (obj.offsetParent ? arguments.callee(obj.offsetParent) : 0) 
 },
 left: function (obj) {
  return obj.offsetLeft + (obj.offsetParent ? arguments.callee(obj.offsetParent) : 0) 
 } 
};
window.onload = function ()
{
 var oMenu = document.getElementById("rightMenu");
 var aUl = oMenu.getElementsByTagName("ul");
 var aLi = oMenu.getElementsByTagName("li");
 var showTimer = hideTimer = null;
 var i = 0;
 var maxWidth = maxHeight = 0;
 var aDoc = [document.documentElement.offsetWidth, document.documentElement.offsetHeight];
 
 oMenu.style.display = "none";
 
 for (i = 0; i < aLi.length; i++)
 {
  //为含有子菜单的li加上箭头
  aLi[i].getElementsByTagName("ul")[0] && (aLi[i].className = "sub");
  
  //鼠标移入
  aLi[i].onmouseover = function ()
  {
   var oThis = this;
   var oUl = oThis.getElementsByTagName("ul");
   
   //鼠标移入样式
   oThis.className += " active";   
   
   //显示子菜单
   if (oUl[0])
   {
    clearTimeout(hideTimer);    
    showTimer = setTimeout(function ()
    {
     for (i = 0; i < oThis.parentNode.children.length; i++)
     {
      oThis.parentNode.children[i].getElementsByTagName("ul")[0] &&
      (oThis.parentNode.children[i].getElementsByTagName("ul")[0].style.display = "none");
     }
     oUl[0].style.display = "block";
     oUl[0].style.top = oThis.offsetTop + "px";
     oUl[0].style.left = oThis.offsetWidth + "px";
     setWidth(oUl[0]);
     
     //最大显示范围     
     maxWidth = aDoc[0] - oUl[0].offsetWidth;
     maxHeight = aDoc[1] - oUl[0].offsetHeight;
     
     //防止溢出
     maxWidth < getOffset.left(oUl[0]) && (oUl[0].style.left = -oUl[0].clientWidth + "px");
     maxHeight < getOffset.top(oUl[0]) && (oUl[0].style.top = -oUl[0].clientHeight + oThis.offsetTop + oThis.clientHeight + "px")
    },300);
   }   
  };
   
  //鼠标移出 
  aLi[i].onmouseout = function ()
  {
   var oThis = this;
   var oUl = oThis.getElementsByTagName("ul");
   //鼠标移出样式
   oThis.className = oThis.className.replace(/\s?active/,"");
   
   clearTimeout(showTimer);
   hideTimer = setTimeout(function ()
   {
    for (i = 0; i < oThis.parentNode.children.length; i++)
    {
     oThis.parentNode.children[i].getElementsByTagName("ul")[0] &&
     (oThis.pa</div></div>

<div class="clearfix"></div>
                    </div>
                    <nav aria-label="...">
                        <ul class="pager">
                            <li class="previous"><a href="4667">上一篇：狡猾的按钮特效</a></li>

<li class="next"><a href="30">下一篇：js左侧三级菜单导航代码</a></li>
                        </ul>
                    </nav>

<div class="alert alert-warning" role="alert">
                        <strong>免责声明：</strong> 本文仅代表作者个人观点，与爱易网无关。其原创性以及文中陈述文字和内容未经本站证实，对本文以及其中全部或者部分内容、文字的真实性、完整性、及时性本站不作任何保证或承诺，请读者仅作参考，并请自行核实相关内容。
                    </div>

<div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/675' title='苹果CEO抱歉解读：是战略而非“屈服”' target="_blank">
                        苹果CEO抱歉解读：是战略而非“屈服”</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34355' title='P2P平台科迅网疑“跑路” 涉及金额超2700万' target="_blank">
                        P2P平台科迅网疑“跑路” 涉及金额超2700万</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34362' title='互联网金融一周年：余额宝最接地气，比特币最作死' target="_blank">
                        互联网金融一周年：余额宝最接地气，比特币最作死</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34217' title='广电地方营业厅的一句“罚停”，暴露出了他们的本质' target="_blank">
                        广电地方营业厅的一句“罚停”，暴露出了他们的本质</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/6902' title='谷歌欲收买WhatsApp添加砝码 对方否认' target="_blank">
                        谷歌欲收买WhatsApp添加砝码 对方否认</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/402' title='探析APP移动营销发扬实效的微妙' target="_blank">
                        探析APP移动营销发扬实效的微妙</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34442' title='成本效益全兼顾 混合云市场前景显现' target="_blank">
                        成本效益全兼顾 混合云市场前景显现</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34366' title='小米移动芯片：英伟达退出，终会加强与联发科合作' target="_blank">
                        小米移动芯片：英伟达退出，终会加强与联发科合作</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/10809' title='阿里马云：我觉得互联网还有十年可以做 ' target="_blank">
                        阿里马云：我觉得互联网还有十年可以做 </a></li></div>
                   
                
        </ol>
    </div>
</div>

</div>

</div>
            </div>
            <div class="clearfix"></div>

<footer class=" footer navbar-bottom">
<em>友情链接：</em>
    
      <a href="http://www.aiyiweb.com/" target="_blank">爱易网 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">云虚拟主机技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">云服务器技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">程序设计技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">开发网站 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">APP开发教程 </a>            
    
<br />
<script type="text/javascript">(function(){document.write(unescape('%3Cdiv id="bdcs"%3E%3C/div%3E'));var bdcs = document.createElement('script');bdcs.type = 'text/javascript';bdcs.async = true;bdcs.src = 'http://znsv.baidu.com/customer_search/api/js?sid=15239353030108964139' + '&plate_url=' + encodeURIComponent(window.location.href) + '&t=' + Math.ceil(new Date()/3600000);var s = document.getElementsByTagName('script')[0];s.parentNode.insertBefore(bdcs, s);})();</script>

Copyright © 2013-2026 爱易网页 当前在线：4028人　
        网站在22时12分8秒内访问总人数：200426人
    当前 60.83%
　<a href="https://beian.miit.gov.cn" target="_blank">粤ICP备18100884号-2 </a>
<script charset="UTF-8" id="LA_COLLECT" src="//sdk.51.la/js-sdk-pro.min.js"></script>
<script>LA.init({ id: "JszEmKrtpbU59dY5", ck: "JszEmKrtpbU59dY5" })</script>

</footer>

</div>
   
</body>
</html>