Window. Scroll(Object, Object) Page
Scrolls through the specified pane or window page by page.
public void PageScroll (ref object Down, ref object Up);
Public Sub PageScroll (Optional ByRef Down As Object, Optional ByRef Up As Object)
Optional Object. The number of pages to be scrolled down. If this argument is omitted, this value is assumed to be 1.
The PageScroll method is available only if you're in print layout view or web layout view. This method doesn't affect the position of the insertion point.
Up are both specified, the window is scrolled by the difference of the arguments. For example, if
Down is 2 and
Up is 4, the window is scrolled up two pages.