var post_cookie_data = {};
    post_cookie_data[$('#set_cookie_backurl_ajax').data('token_name')] = $('#set_cookie_backurl_ajax').data('token_hash');
var set_cookie_backurl_ajax_url = $('#set_cookie_backurl_ajax').data('set_cookie_backurl_ajax_url');

function set_cookie_backurl_ajax($request_uri)
{
    post_cookie_data['REQUEST_URI'] = $request_uri;

    $.ajax({
        type: 'POST',
        url: set_cookie_backurl_ajax_url,
        cache: false,
        data: post_cookie_data,
        dataType: 'json',
    }).done(function(response, textStatus, jqXHR) {
    });
}