add close button on mobile sticky ads

window.addEventListener('DOMContentLoaded', function () {
    const container = document.querySelector('.jnews_mobile_sticky_ads');

    if (!container) {
        return;
    }

    const wrapper = container.querySelector('.ads-wrapper');

    if (!wrapper) {
        return;
    }

    const closeButton = document.createElement('button');

    closeButton.type = 'button';
    closeButton.classList.add('jnews-close-ads');
    closeButton.setAttribute('aria-label', 'Close Ads');
    closeButton.innerHTML = '×';

    wrapper.appendChild(closeButton);

    closeButton.addEventListener('click', function (e) {
        e.preventDefault();
        container.remove();
    });
});