网页弹出层-JS特效-爱易网页

网页弹出层

日期：2014-05-18　浏览次数：20738 次

以下是HTML网页特效代码，点击运行按钮可查看效果：

以下是程序代码

<!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=gb2312" />
<title>无标题文档</title>
<style>
* {margin:0;}
body {font-size:12px;}
#container div{margin-top:5px;}
#select_city h3{float:left;}
#main_city,#all_province {clear:both;}
#main_city div,#all_province div{width:600px;clear:left;}
#main_city h4,#all_province h4{float:left;display:inline;font-size:16px;}
#main_city div span,#all_province div span{margin:0 10px;cursor:pointer;font-size:12px;}
#float_lay{width:200px;height:120px;border:1px #d1d1d1 solid;position:absolute;background:#fff;z-index:999;display:none;}
</style>
<script type="text/javascript">
//弹出层
function openLayer(objId,conId){
var arrayPageSize   = getPageSize();//调用getPageSize()函数
var arrayPageScroll = getPageScroll();//调用getPageScroll()函数
if (!document.getElementById("popupAddr")){
//创建弹出内容层
var popupDiv = document.createElement("div");
//给这个元素设置属性与样式
popupDiv.setAttribute("id","popupAddr")
popupDiv.style.position = "absolute";
popupDiv.style.border = "1px solid #ccc";
popupDiv.style.background = "#fff";
popupDiv.style.zIndex = 99;
//创建弹出背景层
var bodyBack = document.createElement("div");
bodyBack.setAttribute("id","bodybg")
bodyBack.style.position = "absolute";
bodyBack.style.width = "100%";
bodyBack.style.height = (arrayPageSize[1] + 35 + 'px');
bodyBack.style.zIndex = 98;
bodyBack.style.top = 0;
bodyBack.style.left = 0;
bodyBack.style.filter = "alpha(opacity=50)";
bodyBack.style.opacity = 0.5;
bodyBack.style.background = "#ddf";
//实现弹出(插入到目标元素之后)
var mybody = document.getElementById(objId);
insertAfter(popupDiv,mybody);//执行函数insertAfter()
insertAfter(bodyBack,mybody);//执行函数insertAfter()
}
//显示背景层
document.getElementById("bodybg").style.display = "";
//显示内容层
var popObj=document.getElementById("popupAddr")
popObj.innerHTML = document.getElementById(conId).innerHTML;
popObj.style.display = "";
//让弹出层在页面中垂直左右居中(统一)
// popObj.style.width  = "600px";
// popObj.style.height = "400px";
// popObj.style.top  = arrayPageScroll[1] + (arrayPageSize[3] - 35 - 400) / 2 + 'px';
// popObj.style.left = (arrayPageSize[0] - 20 - 600) / 2 + 'px';
//让弹出层在页面中垂直左右居中(个性)
var arrayConSize=getConSize(conId)
popObj.style.top  = arrayPageScroll[1] + (arrayPageSize[3] - arrayConSize[1]) / 2-50 + 'px';
popObj.style.left = (arrayPageSize[0] - arrayConSize[0]) / 2 -30 + 'px';
}
//获取内容层内容原始尺寸
function getConSize(conId){
var conObj=document.getElementById(conId)
conObj.style.position = "absolute";
conObj.style.left=-1000+"px";
conObj.style.display="";
var arrayConSize=[conObj.offsetWidth,conObj.offsetHeight]
conObj.style.display="none";
return arrayConSize;
}
function insertAfter(newElement,targetElement){//插入
var parent = targetElement.parentNode;
if(parent.lastChild == targetElement){
parent.appendChild(newElement);
}
else{
parent.insertBefore(newElement,targetElement.nextSibling);
}
}
//获取滚动条的高度
function getPageScroll(){
var yScroll;
if (self.pageYOffset) {
yScroll = self.pageYOffset;
} else if (document.documentElement && document.documentElement.scrollTop){
yScroll = document.documentElement.scrollTop;
} else if (document.body) {
yScroll = document.body.scrollTop;
}
arrayPageScroll = new Array('',yScroll)
return arrayPageScroll;
}
//获取页面实际大小
function getPageSize(){
var xScroll,yScroll;
if (window.innerHeight && window.scrollMaxY)</div></div>

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