JS CSS realizes automatic switching of web sliding door menu effect code

The example in this article describes the JS CSS code to realize the automatic switching of the web sliding door menu effect. Share it with everyone for your reference. The details are as follows:

This is a web sliding door menu that supports automatic switching function. It is a technical achievement combining JS and CSS. Some people say that it is a web page tab panel that can switch by itself. It is in the daily news mini window that pops up after QQ login. It has a similar effect, but the code writing method is completely different. Each author's ideas are different, so you have one more reference.

The screenshot of the running effect is as follows:

The online demo address is as follows:

http://demo.jb51.net/js/2015/js-css-auto-cha-tab-menu-style-codes/

The specific code is as follows:

<html>
<head>
<title>自动切换的网页滑动门菜单</title>
<meta http-equiv="content-Type" content="text/html;charset=gb2312">
<style type="text/css">
<!--
html, body, ul, ol, li, p, h1, h2, h3, h4, h5, h6, form, fieldset, table, td, img {margin:0; padding:0; border:0;}
td,p,div,li,select,input,textarea {font-size:12px;}
ul {list-style-type:none; text-align:left;}
select,input {vertical-align:middle;}
body { color:#333; repeat-x;}
#wrap { width:750px; margin:0 auto; clear:both; background:#fff;}
.clearit { clear:both;}
a{ color:#039; text-decoration:underline;}
a:hover{ color:#F00; text-decoration:underline;}
.linkN a{ color:#039; text-decoration:none;}
.linkN a:hover{ color:#F00; text-decoration:underline;}
.linkfff a{ color:#fff; text-decoration:none;}
.linkfff a:hover{ color:#F00; text-decoration:underline;}
.linkAD5A00 a { color:#AD5A00; text-decoration:none;}
.linkAD5A00 a:hover { color:#f00; text-decoration:underline;}
.linkC00 a { color:#C00; text-decoration:none;}
.linkC00 a:hover { color:#C00; text-decoration:underline;}
.link666 a { color:#666; text-decoration:none;}
.link666 a:hover { color:#F00; text-decoration:underline;}
h1 { font-size:16px; font-family:simhei; font-weight:500; text-align:center; padding:5px 0 3px 0;}
h2 { font-size:14px; color:#fff; display:block; clear:both; text-align:left;}
h3 { font-size:14px; font-weight:200; no-repeat 2px 7px; border-bottom:2px solid #BBE5F1; padding:5px 0 2px 17px; margin:5px 0;}
span{ font-size:12px; font-weight:200; float:right; margin-right:5px;}
ul { margin:5px 0 0 5px; color:#039;}
li { padding:3px 0 3px 10px; no-repeat 3px 7px;}
.noStyle li { padding:3px 0; background:none;}
ul.two { margin:8px 0 0 12px;}
.two li { padding:3px 0 3px 10px; no-repeat 3px 7px; float:left; width:110px;}
.f14 li { font-size:14px; padding:1px 0 4px 10px;}
.blkT { margin-top:6px;}
.list14 { font-size:14px; line-height:23px;}
/*CSS for 共用模块 end*/
.leW { width:254px;}
.miW { padding:0 5px;}
.riW { width:140px; background:#F3F3F3;}
.riW li { padding:3px 0 3px 6px; no-repeat 0 7px;}
.cont_le { background:#EBF8FB; border:1px solid #A3D8E0; border-top:none; border-bottom:none; padding:8px 0 8px 0;}
.cont_all { background:#EBF8FB; border:1px solid #A3D8E0; border-top:none; padding:8px 0 8px 0;}
.text { padding:4px 0 8px 0; text-align:center;}
.pic { margin:8px 0; text-align:center;}
.textL { text-align:left; padding:3 0 8px 0;}
.blankT { margin-top:8px;}
.picfff { text-align:center;}
.picfff img { border:1px solid #fff; margin:5px 0;}
.partA .jdt { background:#D11C00; padding:5px 0 5px 0; text-align:left;}
.partA .cont_le p { float:left; margin:0 0 0 6px; text-align:center;}
.partA .miW .top { height:17px; no-repeat; text-align:right; padding:5px 18px 0 0; margin-top:8px;}
.partA .miW .top a { color:#C00; text-decoration:underline;}
.partA .miW .top a:hover { color:#C00; text-decoration:none;}
.partA .miW .cont { background:#FFFBEA; border:1px solid #FC6; border-top:none; padding-bottom:5px; border-bottom:none;}
.partA .miW .cont p{ line-height:19px; margin-left:15px;}
.partA .miW .cont .line { repeat-x; height:1px; font-size:0; margin:5px 15px;}
.partA .miW .top1 { height:15px; no-repeat; text-align:left; padding:4px 0 0 23px; margin-left:0; _margin-left:2px;}
.partA .miW .top1 h2 { color:#000;}
.partA .miW .cont1 { border:1px solid #FC6; border-top:none; padding:5px 0 8px 0;}
.partA .shiP { no-repeat bottom; width:120px; height:109px; border:1px solid #A0B2D8; margin:10px 0 0 9px;}
/*标签*/
.menu1Off,.menu1On,.menu2Off,.menu2On,.menu3Off,.menu3On,.menu4Off,.menu4On { height:20px; color:#039; text-align:center; background:#B2DBE1; cursor:pointer; padding-top:3px;}
.menu1On,.menu2On,.menu3On,.menu4On{ color:#C00; background:#fff; border-left:1px solid #34AEBE; border-right:1px solid #34AEBE;}
/*标签a*/
.menua1Off,.menua1On,.menua2Off,.menua2On{ height:16px; width:52px; color:#666; text-align:center; repeat-x; cursor:pointer; padding-top:3px;}
.menua1On,.menua2On{ color:#C00; font-weight:bold; repeat-x; }
.menuCont { background:#F3F3F3;}
.menuCont th { text-align:center; font-weight:200; padding:5px 0 3px 0;}
.menuCont .noBg td { background:#fff; padding:5px 0 3px 5px; border-right:1px solid #F3F3F3; }
.menuCont .noBg1 td { background:#F3F3F3; padding:5px 0 3px 5px; border-right:1px solid #FFF;}
.partA .tuKu { no-repeat; margin-left:5px; height:150px; text-align:center;}
.partA .tuKu p { float:left; margin:0 10px; _margin:0 8px;}
.partA .tuKu img { padding:5px; border:1px solid #D0D1D2; background:#fff; margin:8px 0;}
.partA .shiPyy { border:1px solid #FC6; margin-top:5px;}
.partA .shiPyy h2 { color:#C00; background:#FFEAAF; padding:5px 0 3px 5px;}
.partA .shiPyy img { vertical-align:middle;}
.adv { margin:8px 0;}
.leftW { width:605px; padding-right:5px; text-align:center;}
.leftW .leW { width:140px;}
.leftW .leW img { margin-bottom:8px;}
.leftW .leW p { text-align:left; line-height:19px; padding:0 5px; margin-top:5px;}
.leftW .leW .picText { text-align:left; line-height:19px; padding-right:5px; margin-bottom:8px;}
.leftW .leW .picText img { float:left; margin:0 7px;}
.midW { padding:5px 0 0 5px; text-align:left;}
.midW table { margin-bottom:8px;}
.midW td { line-height:19px; padding:3px 0px;}
.midW span { float:none; color:#929292;}
.midW .more span { float:right;}
.midW .cC00 { color:#C00; font-weight:bold;}
.rightW { width:140px; background:#F3F3F3;}
.rightW p { float:left; margin:5px 0 5px 8px; _margin:5px 0 5px 5px;}
.rightW .cont { text-align:left; line-height:19px; text-align:left; padding:8px 0 0 8px;}
.rightW .date { margin-top:8px;}
.rightW .date td { color:#666; padding:1px 0;}
.rightW .date td { background:#fff; padding:1px 0; color:#039;}
.rightW .date .cF60 { color:#F60; font-weight:bold;}
.rightW .fenX { margin-top:8px; margin-left:3px;}
.rightW .fenX td { padding:5px 0 2px 5px; background:#fff; text-align:left;}
.rightW .blk000 img { border:1px solid #000;}
-->
</style>
</head>
<!--把<body>改为-->
<body onLoad="change_Menu(1)">
<table width="254" cellspacing="0" class="partA">
 <tr>
 <td class="leW" valign="top" width="254">
 <!-- d --> <!-- d -->
 <!-- 舌签排行 begin -->
<script language="JavaScript" type="text/javascript">
//<![CDATA[
var cur_index=1
var num=4 //该值记录标签的个数
var settime
function GetObj(objName){
 if(document.getElementById){
 return eval('document.getElementById("' + objName + '")');
 }else if(document.layers){
 return eval("document.layers['" + objName +"']");
 }else{
 return eval('document.all.' + objName);
 }
}
function change_Menu(index){
 for(var i=1;i<=num;i++){/* 最多支持8个标签 */
 if(GetObj("con"+i)&&GetObj("m"+i)){
 GetObj("con"+i).style.display = 'none';
 GetObj("m"+i).className = "menu"+i+"Off";
 }
 }
 if(GetObj("con"+index)&&GetObj("m"+index)){
 GetObj("con"+index).style.display = 'block';
 GetObj("m"+index).className = "menu"+index+"On";
 }
 cur_index=index
 if(cur_index<num){
 cur_index++
 }
 else{
  cur_index=1
 }
 settime=setTimeout("change_Menu(cur_index)",2000)//设置延迟时间
}
function Menu(c_index){
 clearTimeout(settime)
 change_Menu(c_index)
 } 
//]]>
</script>
<table cellspacing="0" style="background:#3FA6B5; width:100%;" class="clearit">
 <tr>
 <td height="3"></td>
 </tr>
 <tr>
 <td align="center">自动切换</td>
 <td id="m1" onClick="Menu(1)" class="menu1On" title="栏目">栏目1</td>
 <td width="1"></td>
 <td id="m2" onClick="Menu(2)" class="menu2Off" title="栏目">栏目2</td>
 <td width="1"></td>
 <td id="m3" onClick="Menu(3)" class="menu3Off" title="栏目">栏目3</td>
 <td width="1"></td>
 <td id="m4" onClick="Menu(4)" class="menu4Off" title="栏目">栏目4</td>
 <td width="10"></td>
 </tr>
</table>
<div id="con1" class="cont_le picfff">
<p style="margin-left:1px;"><br><a href="#">111</a></p>
<div class="clearit"></div>
</div>
<div id="con2" style="display:none;" class="cont_le picfff">
<p style="margin-left:1px;"><br><a href="#">222</a></p>
<div class="clearit"></div>
</div>
<div id="con3" style="display:none;" class="cont_le picfff">
<p style="margin-left:1px;"><br><a href="#">333</a></p>
<div class="clearit"></div>
</div>
<div id="con4" style="display:none;" class="cont_le picfff">
<p style="margin-left:1px;"><br><a href="#">444</a></p>
<div class="clearit"></div>
</div>
</body>
</html>

Copy after login

I hope this article will be helpful to everyone’s JavaScript programming.

JS CSS realizes automatic switching of web sliding door menu effect code_javascript skills