js实现向右横向滑出的二级菜单效果

前端技术 2023/09/02 JavaScript

本文实例讲述了js实现向右横向滑出的二级菜单效果。分享给大家供大家参考。具体如下：

这是一个网页上的横向滑出二级菜单，菜单是竖向排列的，但二级子菜单项是向右横向滑出的，引入了一个JS封装库文件，这个菜单兼容性方面也做的挺好，只是觉得，菜单中有些代码不便于修改，有兴趣的自己看看吧。

运行效果截图如下：

在线演示地址如下：

http://demo.phpstudy.net/js/2015/js-web-right-show-out-2l-menu-codes/

具体代码如下：

<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">
<html>
<head>
<title>横向滑出的二级菜单</title>
<!--[imcss] *** Infinite Menus Core CSS: Keep this section in the document head for full validation. -->
<style type=\"text/css\">.imcm ul,.imcm li,.imcm div,.imcm span,.imcm a{text-align:left;vertical-align:top;padding:0px;margin:0;list-style:none outside none;border-style:none;background-image:none;clear:none;float:none;display:block;position:static;overflow:visible;line-height:normal;}.imcm li a img{display:inline;border-width:0px;}.imcm span{display:inline;}.imcm .imclear,.imclear{clear:both;height:0px;visibility:hidden;line-height:0px;font-size:1px;}.imcm .imsc{position:relative;}.imcm .imsubc{position:absolute;visibility:hidden;}.imcm li{list-style:none;font-size:1px;float:left;}.imcm ul ul li{width:100%;float:none !important;}.imcm a{display:block;position:relative;}.imcm ul .imsc,.imcm ul .imsubc {z-index:10;}.imcm ul ul .imsc,.imcm ul ul .imsubc{z-index:20;}.imcm ul ul ul .imsc,.imcm ul ul ul .imsubc{z-index:30;}.imde ul li:hover .imsubc{visibility:visible;}.imde ul ul li:hover .imsubc{visibility:visible;}.imde ul ul ul li:hover .imsubc{visibility:visible;}.imde li:hover ul .imsubc{visibility:hidden;}.imde li:hover ul ul .imsubc{visibility:hidden;}.imde li:hover ul ul ul .imsubc{visibility:hidden;}.imcm .imea{display:block;position:relative;left:0px;font-size:1px;line-height:1px;height:0px;width:1px;float:right;}.imcm .imea span{display:block;position:relative;font-size:1px;line-height:0px;}.dvs,.dvm{border-width:0px}/*\\*//*/.imcm .imea{visibility:hidden;}/**/</style><!--[if IE]><style type=\"text/css\">.imcm .imea span{position:absolute;}.imcm .imclear,.imclear{display:none;}.imcm{zoom:1;} .imcm li{curosr:hand;} .imcm ul{zoom:1}.imcm a{zoom:1;}</style><![endif]--><!--[if gte IE 7]><style type=\"text/css\">.imcm .imsubc{background-image:url(ie_css_fix);}</style><![endif]--><!--end-->
<!--[imstyles] *** Infinite Menu Styles: Keep this section in the document head for full validation. -->
<style type=\"text/css\">
 #imenus0 .imeam span,#imenus0 .imeamj span {background-image:url(images/light_arrow_right.gif); width:6px; height:9px; left:-6px; top:5px; background-repeat:no-repeat;background-position:top left;}
 #imenus0 li:hover .imeam span,#imenus0 li a.iactive .imeamj span {background-image:url(images/light_arrow_right.gif); background-repeat:no-repeat;background-position:top left;}
 /* --[[ Sub Expand Icons ]]-- */
 #imenus0 ul .imeas span,#imenus0 ul .imeasj span {background-image:url(images/medium_purple_right.gif); width:6px; height:9px; left:-6px; top:3px; background-repeat:no-repeat;background-position:top left;}
 #imenus0 ul li:hover .imeas span,#imenus0 ul li a.iactive .imeasj span {background-image:url(images/medium_purple_right.gif); background-repeat:no-repeat;background-position:top left;}
 #imouter0 {border-style:none; border-color:#6a6a6a; border-width:1px; padding:0px; margin:0px; }
 #imenus0 li ul {background-color:#d3d2df; border-style:solid; border-color:#333333; border-width:1px; padding:5px; margin:4px 0px 0px; }
 #imenus0 li a, #imenus0 .imctitle {height:20px; background-color:#585575; color:#dddddd; text-align:left; font-family:Arial; font-size:12px; font-weight:normal; text-decoration:none; border-style:none; border-color:#ffffff; border-width:1px; padding:2px 8px; margin:0px 0px 2px; }
  #imenus0 li:hover>a {text-decoration:underline; }
  #imenus0 li a.ihover, .imde imenus0 a:hover {text-decoration:underline; }
  #imenus0 li a.iactive {}
 #imenus0 ul a, #imenus0 .imsubc li .imctitle {height:auto; background-color:transparent; color:#555555; text-align:left; font-size:11px; font-weight:normal; text-decoration:none; border-style:none; border-color:#000000; border-width:1px; padding:2px 5px; margin:0px; }
  #imenus0 ul li:hover>a {color:#000000; text-decoration:underline; }
  #imenus0 ul li a.ihover {color:#000000; text-decoration:underline; }
  #imenus0 ul li a.iactive {background-color:#ffffff; }
</style><!--end-->
</head>
<body>
<div class=\"imrcmain0 imgl\" style=\"width:149px;z-index:999999;position:relative;\"><div class=\"imcm imde\" id=\"imouter0\"><ul id=\"imenus0\">
<li class=\"imatm\" style=\"width:100%;\"><a class=\"\" href=\"#\"><span class=\"imea imeam\"><span></span></span>我是谁</a>
 <div class=\"imsc\"><div class=\"imsubc\" style=\"width:145px;top:-30px;left:159px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
 <li><a href=\"#\">成龙</a></li>
 <li><a href=\"#\">Mission & Goals</a></li>
 <li><a href=\"#\">周华健</a></li>
 <li><a href=\"#\">Management</a></li>
 <li><a href=\"#\">学友</a></li>
 <li><a href=\"#\">Press Center</a></li>
 <li><a href=\"#\"><span class=\"imea imeas\"><span></span></span>世界好大</a>
  <div class=\"imsc\"><div class=\"imsubc\" style=\"width:140px;top:-23px;left:138px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
  <li><a href=\"#\">美国</a></li>
  <li><a href=\"#\">晋州</a></li>
  <li><a href=\"#\">US & Canada</a></li>
  <li><a href=\"#\">Mexico</a></li>
  <li><a href=\"#\">海州</a></li>
  <li><a href=\"#\">Middle East</a></li>
  </ul></div></div></li>
 <li><a href=\"#\"><span class=\"imea imeas\"><span></span></span>海归之乡</a>
  <div class=\"imsc\"><div class=\"imsubc\" style=\"width:140px;top:-23px;left:138px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
  <li><a href=\"#\">Overview</a></li>
  <li><a href=\"#\">Electronics</a></li>
  <li><a href=\"#\">故乡有云</a></li>
  <li><a href=\"#\">Healthcare</a></li>
  <li><a href=\"#\">回来吧</a></li>
  <li><a href=\"#\">Engineered Producs</a></li>
  <li><a href=\"#\">Tyco Worldwide</a></li>
  </ul></div></div></li>
 <li><a href=\"#\">自定义</a></li>
 </ul></div></div></li>
<li class=\"imatm\" style=\"width:100%;\"><a href=\"#\"><span class=\"imea imeam\"><span></span></span>Our Commitment</a>
 <div class=\"imsc\"><div class=\"imsubc\" style=\"width:146px;top:-30px;left:159px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
 <li><a href=\"#\">预览项目</a></li>
 <li><a href=\"#\">People & Values</a></li>
 <li><a href=\"#\">政府部门</a></li>
 <li><a href=\"#\">Community</a></li>
 <li><a href=\"#\">Environmental</a></li>
 </ul></div></div></li>
<li class=\"imatm\" style=\"width:100%;\"><a href=\"#\"><span class=\"imea imeam\"><span></span></span>Our Business</a>
 <div class=\"imsc\"><div class=\"imsubc\" style=\"width:146px;top:-30px;left:159px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
 <li><a href=\"#\">Overview</a></li>
 <li><a href=\"#\">Electronics</a></li>
 <li><a href=\"#\">Fire & Security</a></li>
 <li><a href=\"#\">Healthcare</a></li>
 <li><a href=\"#\">Plastics & Adhesives</a></li>
 <li><a href=\"#\">Engineered Producs</a></li>
 <li><a href=\"#\">Tyco Worldwide</a></li>
 </ul></div></div></li>
<li class=\"imatm\" style=\"width:100%;\"><a href=\"#\"><span class=\"imea imeam\"><span></span></span>Investors</a>
 <div class=\"imsc\"><div class=\"imsubc\" style=\"width:146px;top:-30px;left:159px;\"><div class=\"imunder\"></div><div></div><ul style=\"\">
 <li><a href=\"#\">Overview</a></li>
 <li><a href=\"#\">Stock Quotes</a></li>
 </ul></div></div></li>
</ul><div class=\"imclear\"> </div></div></div>
<script language=\"JavaScript\" src=\"images/ocscriptmain.js\" type=\"text/javascript\"></script>
</body>
</html>

希望本文所述对大家的javascript程序设计有所帮助。

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