This function allows the user to add points to an existing line.
There are two ways to add a point:
1. BETWEEN 2 POINTS
This option creates a specified number of new points between two selected endpoints.
l Select two points by cursor on a line.
l Enter the desired number of points in the next dialog window.
2. CURSOR LOCATION
The user may create new points anywhere on a line by using the options in the INPUT COORDINATE dialog window.