1//refresh page every 5 seconds//
2<script>
3    function refreshPage()
4    {
5        window.location = window.location.href;
6    }
7    setInterval('refreshPage()', 5000);
8</script>

1<meta http-equiv="refresh" content="30"/>

1<script type="text/javascript">
2    function autoRefreshPage()
3    {
4        window.location = window.location.href;
5    }
6    setInterval('autoRefreshPage()', 10000);
7</script>