1. Timed loop execution code
window.setInterval(function( ) {
$.get("service.aspx?method=unreadmessage", function(data) {
if (data != "0")
$('#unreadCount').html(data ).show();
else
$('#unreadCount').hide();
});
}, 1000); can be written like this.
2. Refresh the current page
window.location.reload();