Retrieving cookie from AJAX http redirect about cookies HOT 4 CLOSED

<script type="text/javascript">
$('#add-to-cart').submit(function(ev) {
// Prevent the form from actually submitting
ev.preventDefault();

// Get the post data
var data = $(this).serialize();

// Add the CSRF Token
data[csrfTokenName] = csrfTokenValue;

// Send it to the server
$.post('/', data, function(response, textStatus, jqXHR) {

    if (response.success) {

    // Set countdown and redirection
    var count=2;
    var counter=setInterval(timer, 1000); //1000 will run it every 1 second

	function timer()
	{
	 count=count-1;
	 if (count <= 0)
	   {
              clearInterval(counter);

    //counter ended
    // HTTP redirect
    window.location.replace("{{ siteUrl }}uriA/uriB/{{ token }}");
	   }
	}

	 } else {
	   alert('Hmm..?');
	   }
     });

});
</script>

 {# Set cookie to store cart total. #}
 {% do craft.cookies.setSecure('cartTotal', total) %}

{% if craft.cookies.getSecure('cartTotal')|length %}
    {{ craft.cookies.getSecure('cartTotal') }}
{% else %}
    0
{% endif %}