Add Close Button for Header Top Ads and Mobile Sticky Ads || Only Image Ads || via functions.php

/* Add Close Button for Header Top Ads and Mobile Sticky Ads || Only Image Ads || via functions.php */
function add_close_button_to_ads() {
    ?>
    <script>
        /* Add Close Button for Header Top Ads and Mobile Sticky Ads || Only Image Ads */
        (function ($) {
            $(window).ready(function () {
                var container = $('.jnews_header_top_ads, .jnews_mobile_sticky_ads'),
                    wrapper = container.find('.ads_image_phone');
                wrapper.html(wrapper.html() + '<span id="close">X</span>');
                wrapper.find('#close').css({ 'position': 'absolute', 'top': '0px', 'right': '0', 'font-size': '32px', 'cursor': 'pointer' });
                wrapper.find('#close').click(function (e) {
                    e.preventDefault();
                    $(this).parent().parent().remove();
                });
            });
        })(jQuery);
    </script>
    <?php
}
add_action( 'wp_footer', 'add_close_button_to_ads' );