"visibility": "hidden"
});
tbhBis.width(tbh.innerWidth(true));
tbhBis.height(tbh.innerHeight(true));
tbhBis.height(tbh.height());
tbhBis.attr('id', tbh.attr('id')+'Bis'); // Avoid 2 elts with the same id
tbh.after(tbhBis);
tbh.width(tbh.width());
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