Who To Remove Page Element

How to remove a page element?
<html>
<head>
    <style type="text/css">
        html{
            margin:0;
            padding:0;
        }
        body {
            margin:$pageMargins;
            padding:0;
        }
    </style>

</head>
<body>
    <div id="first-page-header" style="position:fixed;left:0.5in;top:0.5in;right:0.5in;height:1in;">my header text</div>
    <div id="remaining-pages-header" style="position:fixed;left:0.5in;top:0.5in;right:0.5in;height:1in;">my header text</div>
    my page content here
<script type="text/javascript">
    //print();
</script>
</body>
</html>