[原创]DW4:导航二级菜单的制作方…

DW4取消了“显示弹出菜单”,使很多朋友在制作二级菜单的时候不知道什么简单办法了,我研究了一段了时间,以下代码可行,在IE8/FIREFOX/IE6的浏览器下测试可行,HTML代码和CSS代码分别保存。

该代码只使用了onmouseover、onmouseout两个js代码,简单易用,不用手工编写,直接在DW里面,选中主导航的某个菜单(比如“新闻”),按F9(标签检查器),再按“行为”,再点击“+”,选择“显示-隐藏元素”,在弹出的窗口里选择要显示或隐藏图层的ID(比如“#sub_menu_01”),再点击“显示”或“隐藏”,然后确定就可以了。

HTML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>无标题文档</title>
<link href="css.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
<!--
function MM_showHideLayers() { //v9.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
for (i=0; i<(args.length-2); i+=3)
with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
//-->
</script>
</head>

<body>
<!--外框-->
<div id="wrapper">
<!--主导航-->
<div id="menu">
<ul>
    <li><a href="#" onmouseover="MM_showHideLayers('sub_menu_01','','show');MM_showHideLayers('sub_menu_02','','hide');MM_showHideLayers('sub_menu_03','','hide');MM_showHideLayers('sub_menu_04','','hide');MM_showHideLayers('sub_menu_05','','hide')">首页</a></li>
    <li><a href="#" onmouseover="MM_showHideLayers('sub_menu_02','','show');MM_showHideLayers('sub_menu_01','','hide');MM_showHideLayers('sub_menu_03','','hide');MM_showHideLayers('sub_menu_04','','hide');MM_showHideLayers('sub_menu_05','','hide')">新闻</a></li>
    <li><a href="#" onmouseover="MM_showHideLayers('sub_menu_03','','show');MM_showHideLayers('sub_menu_02','','hide');MM_showHideLayers('sub_menu_01','','hide');MM_showHideLayers('sub_menu_04','','hide');MM_showHideLayers('sub_menu_05','','hide')">简介</a></li>
    <li><a href="#" onmouseover="MM_showHideLayers('sub_menu_04','','show');MM_showHideLayers('sub_menu_02','','hide');MM_showHideLayers('sub_menu_03','','hide');MM_showHideLayers('sub_menu_01','','hide');MM_showHideLayers('sub_menu_05','','hide')">产品</a></li>
    <li><a href="#" onmouseover="MM_showHideLayers('sub_menu_05','','show');MM_showHideLayers('sub_menu_02','','hide');MM_showHideLayers('sub_menu_03','','hide');MM_showHideLayers('sub_menu_04','','hide');MM_showHideLayers('sub_menu_01','','hide')">联系</a></li>
</ul>
</div>
<!--二级菜单-->
<div id="sub_menu">
   <!--01:对应“首页”-->
<div id="sub_menu_01">
    <ul onmouseover="MM_showHideLayers('sub_menu_01','','show')" onmouseout="MM_showHideLayers('sub_menu_01','','hide')">
        <li><a href="#">01二级菜单01</a></li>
            <li><a href="#">01二级菜单02</a></li>
            <li><a href="#">01二级菜单03</a></li>
            <li><a href="#">01二级菜单04</a></li>
        </ul>
    </div>
    <!--02-->
<div id="sub_menu_02">
    <ul onmouseover="MM_showHideLayers('sub_menu_02','','show')" onmouseout="MM_showHideLayers('sub_menu_02','','hide')">
        <li><a href="#">02二级菜单01</a></li>
            <li><a href="#">02二级菜单02</a></li>
            <li><a href="#">02二级菜单03</a></li>
            <li><a href="#">02二级菜单04</a></li>
        </ul>
    </div>
    <!--03-->
<div id="sub_menu_03">
    <ul onmouseover="MM_showHideLayers('sub_menu_03','','show')" onmouseout="MM_showHideLayers('sub_menu_03','','hide')">
        <li><a href="#">03二级菜单01</a></li>
            <li><a href="#">03二级菜单02</a></li>
            <li><a href="#">03二级菜单03</a></li>
            <li><a href="#">03二级菜单04</a></li>
        </ul>
    </div>
    <!--04-->
<div id="sub_menu_04">
    <ul onmouseover="MM_showHideLayers('sub_menu_04','','show')" onmouseout="MM_showHideLayers('sub_menu_04','','hide')">
        <li><a href="#">04二级菜单01</a></li>
            <li><a href="#">04二级菜单02</a></li>
            <li><a href="#">04二级菜单03</a></li>
            <li><a href="#">04二级菜单04</a></li>
        </ul>
    </div>
    <!--05-->
<div id="sub_menu_05">
    <ul onmouseover="MM_showHideLayers('sub_menu_05','','show')" onmouseout="MM_showHideLayers('sub_menu_05','','hide')">
        <li><a href="#">05二级菜单01</a></li>
            <li><a href="#">05二级菜单02</a></li>
            <li><a href="#">05二级菜单03</a></li>
            <li><a href="#">05二级菜单04</a></li>
        </ul>
    </div>
</div>
</div>
</body>
</html>

CSS代码:
@charset "utf-8";
body {
padding:0;
margin:0;
font-size:12px;
line-height:20px;
text-align:center;
font-family: Arial, Helvetica, sans-serif, Verdana, "宋体", "微软雅黑";
text-decoration: none;
}
ul,li {
list-style-type: none;
padding:0;
margin:0;
}
a {
font-size:12px;
color:#069;
font-family: Arial, Helvetica, sans-serif, Verdana, "宋体", "微软雅黑";
line-height: 20px;
font-weight: normal;
text-decoration: none;
}
a:hover {
color:#F00;
}
#wrapper {
width:960px;
height:1000px;
margin:0 auto;
overflow:auto;
background-color:#9FF;
}

#menu {
width:725px;
height:35px;
background-color:#CCC;
float:right;
}
#menu li {
width:130px;
height:35px;
float:left;
}
#menu li a {
width:130px;
height:35px;
display:block;
background-color:#C9F;
line-height:30px;
font-weight:bold;
}
#menu li a:hover {
background-color:#FF9;
}

#sub_menu {
width:725px;
height:auto;
float:right;
position:relative;
}

#sub_menu_01 {
width:115px;
height:auto;
padding-left:5px;
position:absolute;
top:0px;
left:0px;
visibility:hidden;
}
#sub_menu_01 ul {
display:block;
}
#sub_menu_01 li {
border-bottom:solid 1px #CCC;
height:23px;
}
#sub_menu_01 li a {
width:115px;
height:23px;
border-bottom:solid 1px #DDD;
display:block;
background:#FFF;
text-align:left;
line-height:23px;
color:#666;
padding-left:5px;
}
#sub_menu_01 li a:hover {
background-color:#EEE;
color:#069;
}

#sub_menu_02 {
width:115px;
height:auto;
padding-left:5px;
position:absolute;
top:0px;
left:130px;
visibility:hidden;
}
#sub_menu_02 ul {
display:block;
}
#sub_menu_02 li {
border-bottom:solid 1px #CCC;
height:23px;
}
#sub_menu_02 li a {
width:115px;
height:23px;
border-bottom:solid 1px #DDD;
display:block;
background:#FFF;
text-align:left;
line-height:23px;
color:#666;
padding-left:5px;
}
#sub_menu_02 li a:hover {
background-color:#EEE;
color:#069;
}

#sub_menu_03 {
width:115px;
height:auto;
padding-left:5px;
position:absolute;
top:0px;
left:260px;
visibility:hidden;
}
#sub_menu_03 li {
border-bottom:solid 1px #CCC;
height:23px;
}
#sub_menu_03 li a {
width:115px;
height:23px;
border-bottom:solid 1px #DDD;
display:block;
background:#FFF;
text-align:left;
line-height:23px;
color:#666;
padding-left:5px;
}
#sub_menu_03 li a:hover {
background-color:#EEE;
color:#069;
}

#sub_menu_04 {
width:115px;
height:auto;
padding-left:5px;
position:absolute;
top:0px;
left:390px;
visibility:hidden;
}
#sub_menu_04 li {
border-bottom:solid 1px #CCC;
height:23px;
}
#sub_menu_04 li a {
width:115px;
height:23px;
border-bottom:solid 1px #DDD;
display:block;
background:#FFF;
text-align:left;
line-height:23px;
color:#666;
padding-left:5px;
}
#sub_menu_04 li a:hover {
background-color:#EEE;
color:#069;
}

#sub_menu_05 {
width:115px;
height:auto;
padding-left:5px;
position:absolute;
top:0px;
left:520px;
visibility:hidden;
}
#sub_menu_05 li {
border-bottom:solid 1px #CCC;
height:23px;
}
#sub_menu_05 li a {
width:115px;
height:23px;
border-bottom:solid 1px #DDD;
display:block;
background:#FFF;
text-align:left;
line-height:23px;
color:#666;
padding-left:5px;
}
#sub_menu_05 li a:hover {
background-color:#EEE;
color:#069;
}

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