日期:2014-05-16 浏览次数:20497 次
<!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=gb2312" />
<title>JS最简单的弹出窗口效果http://www.ok22.org</title>
<style type="text/css">
html,body{font-size:12px;margin:0px;height:100%;}
#BOX_overlay {background:#666;left:0;position:absolute;top:0;z-index:100;}/**遮罩层的样式**/
#layer_box {background:#fff;border:3px solid #000;position:absolute;display:none;z-index:999;width:600px;} /**弹出窗口的样式**/
.box_title {background:#FFF;border-bottom:1px solid #DDD;margin:10px 10px 0;padding:0 0 5px 20px;} /**关闭栏目**/
.box_title span {font-size:14px;font-weight:bold;}
.box_title a {color:#000;position:absolute;right:10px;top:10px;}
.box_content{padding:10px;margin:10px;}
</style>
<script>
function BOX_show(e,a)//显示
{
if (document.getElementById(e) == null) {
return;
}
if (!a) {
var selects = document.getElementsByTagName('select');
for (i = 0; i < selects.length; i++) {
selects[i].style.visibility = "hidden";
}
}
BOX_layout(e);
window.onresize = function() { BOX_layout(e); } //改变窗体重新调整位置
window.onscroll = function() { BOX_layout(e); } //滚动窗体重新调整位置
document.onkeyup = function(event) {
var evt = window.event || event;
var code = evt.keyCode ? evt.keyCode : evt.which;
//alert(code);
if (code == 27) {
BOX_remove(e);
}
}
}
function BOX_remove(e)//移除
{
window.onscroll = null;
window.onresize = null;
document.getElementById('BOX_overlay').style.display = "none";
document.getElementById(e).style.display = "none";
var selects = document.getElementsByTagName('select');
for (i = 0; i < selects.length; i++) {
selects[i].style.visibility = "visible";
}
}
function BOX_layout(e)//调整位置
{
var a = document.getElementById(e);
if (document.getElementById('BOX_overlay') == null)//判断是否新建遮掩层
{
var overlay = document.createElement("div");
overlay.setAttribute('id', 'BOX_overlay');
//overlay.onclick=function(){BOX_remove(e);};
//a.parentNode.appendChild(overlay);
document.body.appendChild(overlay);
}
document.getElementById('BOX_overlay').style.cssText="filter:alpha(opacity=0);-moz-opacity:0;opacity:0;"
showBackground(document.getElementById('BOX_overlay'),50)
document.getElementById('BOX_overlay').ondblclick = function() { BOX_remove(e); };
//取客户端左上坐标,宽,高
var scrollLeft = (document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft);
var scrollTop = (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop);
var clientWidth;
if (window.innerWidth) {
clientWidth = window.innerWidth;
//clientWidth = ((Sys.Browser.agent === Sys.Browser.Safari) ? window.innerWidth : Math.min(window.innerWidth, document.documentElement.clientWidth));
}
else {
clientWidth = document.documentElement.clientWidth;
}
var clientHeight;
if (window.innerHeight) {
clientHeight = window.innerHeight;
//clientHeight = ((Sys.Browser.agent === Sys.Browser.Safari) ? window.innerHeight : Math.min(window.innerHeight, document.documentElement.clientHeight));
}
else {
clientHeight = document.documentElement.clientHeight;
}
var bo = document.getElementById('BOX_overlay');
bo.style.left = scrollLeft