variable_name.maxscroll
Deprecated since Flash Player 5. This property was deprecated in favor of TextField.maxscroll.
Indicates the line number of the top line of visible text in a text field when the bottom line in the field is also visible. The maxscroll property works with the scroll property to control how information appears in a text field. This property can be retrieved, but not modified.
maxscroll (TextField.maxscroll property), scroll (TextField.scroll property)