<html dir="rtl">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
<title>New Page 1</title>
</head>
<body>
<script>
var num=0;//default value
var time=60;//minute
setInterval("num++;alert(num);",time*60000);
</script>
</body>
</html>
<html dir="rtl">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
<title>New Page 1</title>
</head>
<body>
<script>
var num=0;//default value
var time=60;//minute
setInterval("num++;document.getElementById('myid').innerHTML=num;",time*60000);
</script>
<div id="myid">ew</div>
</body>
</html>