On the Levels window, you can add a new level, delete a level, or modify an existing level.
Adding a new level
Choose File>New.
The New Level window displays.
Enter a number of the new level.
Enter the description of the new level
To add another level, select Next. Select OK to return to the Levels window.
Modifying an existing level
Highlight a level and choose Edit>Properties.
The Level Properties window displays.
Modify the level number and description.
Select Next to modify the next level on the list. Select OK to return to the Levels window.
Deleting an existing level
Highlight a level and choose Edit>Delete.
You are asked to confirm that you want to delete the level before it is permanently removed.