一个css javascript的二级横向菜单
演示地址: http://www.wowo-design.com/view/51_01/index.htm
<html >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>css菜单演示</title>
<style type="text/css">
<!--
*{margin:0;padding:0;border:0;}
body {
font-family: arial, 宋体, serif;
font-size:12px;
}
#nav {
line-height: 24px; list-style-type: none; background:#666;
}
#nav a {
display: block; width: 80px; text-align:center;
}
#nav a:link {
color:#666; text-decoration:none;
}
#nav a:visited {
color:#666;text-decoration:none;
}
#nav a:hover {
color:#FFF;text-decoration:none;font-weight:bold;
}
#nav li {
float: left; width: 80px; background:#CCC;
}
#nav li a:hover{
background:#999;
}
#nav li ul {
line-height: 27px; list-style-type: none;text-align:left;
left: -999em; width: 980px; position: absolute; float:left;
}
#nav li ul li{
float: left; width: 80px;
background: #F6F6F6;
}
#nav li ul a{
display: block; width: 80px;text-align:center;
}
#nav li ul a:link {
color:#666; text-decoration:none;
}
#nav li ul a:visited {
color:#666;text-decoration:none;
}
#nav li ul a:hover {
color:#F3F3F3;text-decoration:none;font-weight:normal;
background:#C00;
}
#nav li:hover ul {
left: 0;
}
#nav li.sfhover ul {
left: 0;
}
#content {
clear: left;
}
-->
</style>
<script type=text/javascript><!--//--><![CDATA[//><!--
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";
&nb
相关文档：
scrollHeight: 获取对象的滚动高度。
scrollLeft:设置或获取位于对象左边界和窗口中目前可见内容的最左端之间的距离
scrollTop:设置或获取位于对象最顶端和窗口中可见内容的最顶端之间的距离
scrollWidth:获取对象的滚动宽度
offsetHeight:获取对象相对于版面或由父坐标 offsetParent 属性指定的父坐标的高度
offsetL ......
// s_id1: select的id
var objSelect = document.getElementById(”s_id1”);
//获得索引
var indexSelect = objSelect .selectedIndex;
//获得select文本
var txtSelect = objSelect .options[index].text;
//获得select值
var valSelect = objSelect .options[index].value;
//改变select ......
<script>
var times = 0;
var ms = new Date();
var prex =0;
var pretoright=false;
var level =0;
function trackEarthQuake(){
var curx = event.screenX;
var toright ;
if(curx>prex){
......
http://www.xker.com/page/e2008/0807/55407.html
最近发现DOMDocument对象很重要,还有XMLHTTP也很重要
注意大小写一定不能弄错.
属性:
1Attributes 存储节点的属性列表(只读)
2childNodes 存储节点的子节点列表(只读)
3dataType 返回此节点的数据类型
4Definition 以DTD或XML模式给出的节点的定义(只读 ......
// 去掉字符串左边空格
function trimToLeft(str){
var i;
for(i=0;i<str.length; i++) {
if(str.charAt(i)!=" ") break;
......
