FlatWisdom is very suitable for all types of websites; from corporate site to blog site, and it works perfectly in every browser; tested in IE6/7/8, Opera, Safari, Chrome and Firefox.
var container = document.getElementById('nativeroll_video_cont');
if (container) {
var parent = container.parentElement;
if (parent) {
const wrapper = document.createElement('div');
wrapper.classList.add('js-teasers-wrapper');
parent.insertBefore(wrapper, container.nextSibling);
}
}