Since only part of a large buffer fits in the window, SXEmacs tries to show the part that is likely to be interesting. The display control commands allow you to specify which part of the text you want to see.
recenter).
scroll-up).
On most X keyboards, you can get this functionality using the key
labelled ‘Page Down’, which generates either next or pgdn.
scroll-down). On most X keyboards, you can get
this functionality using the key labelled ‘Page Up’, which
generates either prior or pgup.
recenter).
scroll-left).
scroll-right).
set-selective-display).