if (!$_GET['link'])
{
$link = 'linkseite.html';
}
else
{
$link = $_GET['link'];
}
echo '<
frameset rows="100%,*" frameborder="no" border="0" framespacing="0">
<frame src="index.html" name="kopf" scrolling="NO" noresize>
<
iframe src="'.$link.'" name="main" id="main">
</frameset>';