1998-07-30  Federico Mena Quintero  <federico@nuclecu.unam.mx>

	* src/sheet.c (sheet_set_zoom_factor): Use gnome_canvas_scroll_to().

	* src/gnumeric-sheet.c (gnumeric_sheet_set_top_row): Scroll using
	gnome_canvas_scroll_to().
	(gnumeric_sheet_set_top_col): Likewise.
	(gnumeric_sheet_make_cell_visible): Get the offsets using
	gnome_canvas_get_scroll_offsets().
	(gnumeric_sheet_make_cell_visible): Use gnome_canvas_scroll_to().