Григорий Данилович,
или так с перезагрузкой
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
[name='duels'] {
margin-top: 2500px;
display: block;
}
</style>
</head>
<body>
<a name='duels'></a><fieldset> <legend><h3>Duels:</h3></legend></fieldset>
<script>
var hash = window.location.hash ;
if(hash != '#duels') {
window.location.hash = '#duels';
window.location.reload(true);}
</script>
</body>
</html>
или без перезагрузки
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
[name='duels'] {
margin-top: 2500px;
display: block;
}
</style>
</head>
<body>
<a name='duels'></a><fieldset> <legend><h3>Duels:</h3></legend></fieldset>
<script>
var hash = window.location.hash ;
if(hash != '#duels') {
window.location.hash = '#duels';
document.querySelector("[name='duels']").scrollIntoView()
}
</script>
</body>
</html>