You can insert new rows or columns before or after the
selected cells. You can also specify the number of rows or columns
that you want to insert. The default number of rows or columns inserted
corresponds to the number of each that are selected.
- Click or Columns from the main menu.
The Create Rows or Create Columns window
displays.
- Specify the number of rows or columns that you want to
insert.
- In the Insert new rows or Insert
new columns area, select the position to insert the new
rows or columns, before or after the selected rows or columns.
- Click OK.
Note: 
You
can also create rows or columns by using the contextual menu. Select
one or several rows or columns, right-click the row or column header,
and select
Insert Rows or
Insert
Columns. The same number of rows or columns
as the selected rows or columns are inserted.