<!--内容层-->
<div id="ShopConfirmLayer" style="position:absolute;top:300px;left:100px;z-index:900;border:1px red solid;width:500px;display:none;">
<input name="button1" value="关闭" type="button" onclick="CloseShopConfirm()"/>
</div>
<!--覆盖层-->
<div id="webBgLayer" style="position:absolute;top:0px;left:0px;z-index:899;background-color:#ccc;height:100%;width:100%;display:none;-moz-opacity:0.5;filter:alpha(opacity=50);"></div>
<script type="text/javascript">
function ShopConfirm(str){
var ShopConfirmLayer=document.getElementById("ShopConfirmLayer");
var webBgLayer=document.getElementById("webBgLayer");
ShopConfirmLayer.innerHTML=str;
ShopConfirmLayer.style.display="";
ShopConfirmLayer.style.left=parseInt((document.documentElement.scrollWidth-ShopConfirmLayer.offsetWidth)/2)+document.documentElement.scrollLeft+"px";
ShopConfirmLayer.style.top=Math.abs(parseInt((document.documentElement.clientHeight-ShopConfirmLayer.offsetHeight)/2))+document.documentElement.scrollTop+"px";
webBgLayer.style.display="";
webBgLayer.style.height=document.documentElement.scrollHeight+"px";
}
function CloseShopConfirm(){
var ShopConfirmLayer=document.getElementById("ShopConfirmLayer");
var webBgLayer=document.getElementById("webBgLayer");
ShopConfirmLayer.style.display="none";
webBgLayer.style.display="none";
}
</script>
注意上面的代码头部DTD应该是这样:
<!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">
运行可以看到效果
<!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>
<head>
<title>Untitled</title>
</head>
<body style="height:100%;">
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
<input name="button2" onclick="ShopConfirm('fdsaf')" value="点我" type="button"/>
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
<input name="button" onclick="ShopConfirm('fdsaf')" value="点我" type="button"/>
<!--内容层-->
<div id="ShopConfirmLayer" style="position:absolute;top:300px;left:100px;z-index:900;border:1px red solid;width:500px;display:none;">
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
fdasfsdfadf
<input name="button1" value="关闭" type="button" onclick="CloseShopConfirm()"/>
</div>
<!--覆盖层-->
<div id="webBgLayer" style="position:absolute;top:0px;left:0px;z-index:899;background-color:#ccc;height:100%;width:100%;display:none;-moz-opacity:0.5;filter:alpha(opacity=50);"></div>
<script type="text/javascript">
function ShopConfirm(str){
var ShopConfirmLayer=document.getElementById("ShopConfirmLayer");
var webBgLayer=document.getElementById("webBgLayer");
// ShopConfirmLayer.innerHTML=str;
ShopConfirmLayer.style.display="";
ShopConfirmLayer.style.left=parseInt((document.documentElement.scrollWidth-ShopConfirmLayer.offsetWidth)/2)+document.documentElement.scrollLeft+"px";
ShopConfirmLayer.style.top=Math.abs(parseInt((document.documentElement.clientHeight-ShopConfirmLayer.offsetHeight)/2))+document.documentElement.scrollTop+"px";
webBgLayer.style.display="";
webBgLayer.style.height=document.documentElement.scrollHeight+"px";
}
function CloseShopConfirm(){
var ShopConfirmLayer=document.getElementById("ShopConfirmLayer");
var webBgLayer=document.getElementById("webBgLayer");
ShopConfirmLayer.style.display="none";
webBgLayer.style.display="none";
}
</script>
</body>
</html>