function changeCell(baseid, id, name)
    {
            var str = document.getElementById(baseid).getElementsByTagName('table')[0].rows[0].cells[0].id;
            var lastchar = str.lastIndexOf('_');
            var baseid = str.substring(0, lastchar + 1);

            var img = document.getElementById(baseid + id).getElementsByTagName("img")[0];
            lastchar = img.src.lastIndexOf('_');
            img.src = img.src.substring(0, lastchar).replace('_left', '').replace('_right', '').replace('_end', '') + name;
    }