Modal Cookies

<script>
	var date = new Date(Date.now() + 60 * 60 * 24 * 1000 * 365);
	date = date.toUTCString();
	
	$('body').on('click', '.dialog_close', function () {
		if ($('.modal_sample').hasClass('visible')) {
			document.cookie = "user=Sample; path=/; expires=" + date;
		}
	});
	
	<?php if(!isset($_COOKIE['user'])):?>
	setTimeout(function () {
		$('.modal_sample').dialog();
	}, 2000);
	<?php endif;?>
</script>