newsticker-scroll-smoothly

newsticker-scroll-smoothly is a variable defined in `newst-ticker.el'.
Its value is

t

Documentation:
Decides whether to flash or scroll news items.
If t the news headlines are scrolled (more-or-less) smoothly in the echo
area. If nil one headline after another is displayed in the echo area.
The variable `newsticker-ticker-interval' determines how fast this
display moves/changes and whether headlines are shown in the echo area
at all. If you change `newsticker-scroll-smoothly' you should also change
`newsticker-ticker-interval'.

You can customize this variable.