Sayfa ortalamayı bir de CSS kodlarıyla yapalım;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html>
<head>
<title>CSS ile dikey ortalama</title>
<style>
#Kapsul{
display: table;
height: 649px;
#position: relative;
overflow: hidden;
}
#IcerikAlani{
#position: absolute;
#top: 50%;
display: table-cell;
vertical-align: middle;
}
#alan{
#position: relative;
#top: -50%;
}
</style>
</head>
<body>
<div id="Kapsul">
<div id="IcerikAlani">
<div id="alan">Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.</div>
</div>
</div>
</body>
</html>