ument.createElement("img")
        ;
        img_container.src = get_container_url(item);
        //const div_crop = document.createElement("div");
        //div_crop.id = 'cont_'+get_bbox_basename(item);
        td_crop.appendChild(img_container);
        tr.appendChild(td_crop);

        const td0 = document.createElement("td");
        const select = document.createElement("select");
        options = {
            "-90": "90° CCW",
            "0": "Normal",
            "90": "90° CW",
            "18