code: function write_BrtBeginTableStyles(cnt, defTableStyle, defPivotStyle) {
  	var o = new_buf(4+256*2*4);
  	o.write_shift(4, cnt);
  	write_XLNullableWideString(defTableStyle, o);
  	write_XLNullableWideString(defPivotStyle, o);
  	return o.length > o.l ? o.slice(0, o.l) : o;
  }
docs: /* [MS-XLSB] 2.4.272 BrtBeginTableStyles