Move GoView

In GoView, there are small black arrows to move the view.

clicking these arrows together with shift the view ist moved by a page.
How do I define the amount of move at one mouse click?
How do I define the amount of move at one mouse click together with shift?
thanks
Chris

How do I define the amount of move at one mouse click?



The GoView.ScrollSmallChange property.



large scroll is computed to be view size minus ScrollSmallChange.

Thank you very much, Jake