javascript 得到当前页面可视高度和宽度
function getHeight(){
var yScroll;
if (window.innerHeight && window.scrollMaxY) {
yScroll = window.innerHeight + window.scrollMaxY;
} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
yScroll = document.body.scrollHeight;
} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
yScroll = document.body.offsetHeight;
}
var windowHeight;
if (self.innerHeight) { // all except Explorer
windowHeight = self.innerHeight;
} else if (document.documentElement && document.documentElement.clientHeight) {
// Explorer 6 Strict Mode
windowHeight = document.documentElement.clientHeight;
} else if (document.body) { // other Explorers
windowHeight = document.body.clientHeight;
}
// for small pages with total height less then height of the viewport
if(yScroll < windowHeight){
pageHeight = windowHeight;
} else {
pageHeight = yScroll;
}
return pageHeight;
}
function getWidth(){
var xScroll
if (window.innerHeight && window.scrollMaxY) {
xScroll = document.body.scrollWidth;
} else if (document.body.scrollHeight > document.body.offsetHeight){ // all b
相关文档：
<html>
<head>
<mce:script type="text/javascript"><!--
function myclick(event){
var ev =event.srcElement ? event.srcElement : event.target;
}
// --></mce:script>
......
[ 2007-8-6 17:03:00 | By: ibrahim ]
javascript操作Select标记中options集合
先来看看options集合的这几个方法：
options.add(option)方法向集合里添加一项option对象；
options.remove(index)方法移除options集合中的指定项；
options(index)或options.item(index)可以通过索引获取options集� ......
javascript cookies操作
<script>
//写cookies函数 作者：翟振凯
function SetCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
var Days = 30; //此 cookie 将被保存 30 天
var exp = new Date(); //new Date("December 31, 9998");
&n ......
