そのためには、2ページを作成する必要があります。私はここで一つの例を作りました。あなたはそれを変更することもできます。
First.html
<!DOCTYPE html>
<html>
<body>
<p>Click the button to open a new browser window.</p>
<button onclick="myFunction()">Click here</button>
<script>
function myFunction() {
window.open("second.html");
}
</script>
</body>
</html>
second.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style type="text/css">
#mask {
position:absolute;
left:0;
top:0;
z-index:9000;
background-color:#000;
display:none;
}
#boxes .window {
position:absolute;
left:0;
top:0;
width:440px;
height:200px;
display:none;
z-index:9999;
padding:20px;
border-radius: 15px;
text-align: center;
}
#boxes #dialog {
width:450px;
height:auto;
padding:10px;
background-color:#ffffff;
font-family: 'Segoe UI Light', sans-serif;
font-size: 15pt;
}
.maintext{
text-align: center;
font-family: "Segoe UI", sans-serif;
text-decoration: none;
}
body{
background: url('bg.jpg');
}
#lorem{
font-family: "Segoe UI", sans-serif;
font-size: 12pt;
text-align: left;
}
#popupfoot{
font-family: "Segoe UI", sans-serif;
font-size: 16pt;
padding: 10px 20px;
}
#popupfoot a{
text-decoration: none;
}
.agree:hover{
background-color: #D1D1D1;
}
.popupoption:hover{
background-color:#D1D1D1;
color: green;
}
.popupoption2:hover{
color: red;
}
</style>
</head>
<body>
<div class="maintext">
<h2> Message</h2>
</div>
<div id="boxes">
<div style="top: 199.5px; left: 551.5px; display: none;" id="dialog" class="window">
Popup Title
<div id="lorem">
<p>tabindex="-1"</p>
</div>
</div>
<div style="width: 1478px; font-size: 32pt; color:white; height: 602px; display: none; opacity: 0.8;" id="mask"></div>
</div>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function() {
var id = '#dialog';
//Get the screen height and width
var maskHeight = $(document).height();
var maskWidth = $(window).width();
//Set heigth and width to mask to fill up the whole screen
$('#mask').css({'width':maskWidth,'height':maskHeight});
//transition effect
$('#mask').fadeIn(500);
$('#mask').fadeTo("slow",0.9);
//Get the window height and width
var winH = $(window).height();
var winW = $(window).width();
//Set the popup window to center
$(id).css('top', winH/2-$(id).height()/2);
$(id).css('left', winW/2-$(id).width()/2);
//transition effect
$(id).fadeIn(2000);
//if close button is clicked
$('.window .close').click(function (e) {
//Cancel the link behavior
e.preventDefault();
$('#mask').hide();
$('.window').hide();
});
//if mask is clicked
$('#mask').click(function() {
$(this).hide();
$('.window').hide();
});
});
</script>
</body>
</html>
そして、あなたがこれを達成するために、これまで試してみましたか? – RasmusGlenvig