Element elem = ns[i];
elem.getStyle().setProperty("width", tw);
elem = elem.getFirstChildElement();
elem.getStyle().setProperty("width", tw);
TableSectionElement section = elem.cast();
Element row = section.getRows().getItem(0);
for (int j = 0; j < clen; j++) {
Element cell = row.getChildNodes().getItem(j).cast();
cell.getStyle().setProperty("width", "" + ws.get(j));