function video_youtube_shortcode($atts) { ob_start(); ?> { popup.style.display = 'block'; body.classList.add('no-scroll'); videoIframe.src += '&autoplay=1'; }); closePopupButton.addEventListener('click', () => { videoIframe.src = videoIframe.src.replace('&autoplay=1', ''); popup.style.display = 'none'; body.classList.remove('no-scroll'); }); popup.addEventListener('click', (event) => { if (event.target === popup) { videoIframe.src = videoIframe.src.replace('&autoplay=1', ''); popup.style.display = 'none'; body.classList.remove('no-scroll'); } });