为什么移到ASP.NET页面里就无法显示横向的子菜单呢?解决思路
日期：2014-05-16 浏览次数：20379 次
为什么移到ASP.NET页面里就无法显示横向的子菜单呢?
<!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 " lang= "zh-CN ">
<head>
<meta http-equiv= "Content-Type " content= "text/html; charset=gb2312 " />
<meta http-equiv= "Content-Language " content= "zh-CN " />
<title> 横向下拉菜单 </title>
<style type= "text/css ">
<!--
* {margin:0;padding:0;border:0;}
body {
font-family: arial, 宋体, serif;
font-size:12px;
}
#nav {
height: 24px; list-style-type: none; padding-left:200px;
line-height:24px;overflow:hidden;background:#999;
}
#nav a {
display: block; width: 80px; text-align:center;
}
#nav a:link {
color:#EEE; text-decoration:none;
}
#nav a:visited {
color:#EEE;text-decoration:none;
}
#nav a:hover {
color:#FFF;text-decoration:none;font-weight:bold;background:#CCC;
}
#nav li {
float: left; width: 80px;
}
#nav li ul {
line-height: 24px;
list-style-type: none;
text-align:left;
left: -999px;
width: 520px; //注意,这里一定要设置宽度;
position: absolute;
background:#CCC;
}
#nav li ul li{
float: left;width: 80px; //float就是子菜单横向的关键,可以继承父菜单而省略float
}
#nav li ul a{
display: block; width: 65px;text-align:left;padding-left:15px;
}
#nav li ul a:link {
color:#F1F1F1; text-decoration:none;
}
#nav li ul a:visited {
color:#F1F1F1;text-decoration:none;
}
#nav li ul a:hover {
color:#FFF;text-decoration:none;font-weight:normal;background:#C00;
}
#nav li:hover ul {
left:25%;
}
#nav li.sfhover ul {
left:25%;
}
#content {
clear: left;
}
-->
</style>
<script type=text/javascript> <!--
function menuFix()
{
var sfEls = document.getElementById( "nav ").getElementsByTagName( "li ");
for(var i=0; i <sfEls.length; i++)
{
sfEls[i].onmouseover=function()
{
this.className+=(this.className.length> 0? " ": " ") + "sfhover ";
}
sfEls[i].onMouseDown=function()
{
this.className+=(this.className.length> 0? " ": " "
<!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 " lang= "zh-CN ">
<head>
<meta http-equiv= "Content-Type " content= "text/html; charset=gb2312 " />
<meta http-equiv= "Content-Language " content= "zh-CN " />
<title> 横向下拉菜单 </title>
<style type= "text/css ">
<!--
* {margin:0;padding:0;border:0;}
body {
font-family: arial, 宋体, serif;
font-size:12px;
}
#nav {
height: 24px; list-style-type: none; padding-left:200px;
line-height:24px;overflow:hidden;background:#999;
}
#nav a {
display: block; width: 80px; text-align:center;
}
#nav a:link {
color:#EEE; text-decoration:none;
}
#nav a:visited {
color:#EEE;text-decoration:none;
}
#nav a:hover {
color:#FFF;text-decoration:none;font-weight:bold;background:#CCC;
}
#nav li {
float: left; width: 80px;
}
#nav li ul {
line-height: 24px;
list-style-type: none;
text-align:left;
left: -999px;
width: 520px; //注意,这里一定要设置宽度;
position: absolute;
background:#CCC;
}
#nav li ul li{
float: left;width: 80px; //float就是子菜单横向的关键,可以继承父菜单而省略float
}
#nav li ul a{
display: block; width: 65px;text-align:left;padding-left:15px;
}
#nav li ul a:link {
color:#F1F1F1; text-decoration:none;
}
#nav li ul a:visited {
color:#F1F1F1;text-decoration:none;
}
#nav li ul a:hover {
color:#FFF;text-decoration:none;font-weight:normal;background:#C00;
}
#nav li:hover ul {
left:25%;
}
#nav li.sfhover ul {
left:25%;
}
#content {
clear: left;
}
-->
</style>
<script type=text/javascript> <!--
function menuFix()
{
var sfEls = document.getElementById( "nav ").getElementsByTagName( "li ");
for(var i=0; i <sfEls.length; i++)
{
sfEls[i].onmouseover=function()
{
this.className+=(this.className.length> 0? " ": " ") + "sfhover ";
}
sfEls[i].onMouseDown=function()
{
this.className+=(this.className.length> 0? " ": " "
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