if (!f.border_width_same.checked) {
        ce.style.borderTopWidth = f.border_width_top.value + (isNum(f.border_width_top.value) ? f.border_width_top_measurement.value : "");
        ce.style.borderRightWidth = f.border_width_right.value + (isNum(f.border_width_right.value) ? f.border_width_right_measurement.value : "");
        ce.style.borderBottomWidth = f.border_width_bottom.value + (isNum(f.border_width_bottom.value) ? f.border_width_bottom_measurement.value : "");
        ce.style.borderLeftWidth = f.border_width_left.value + (isNum(f.border_width_left.value) ? f.border_width_left_measurement.value : "");