The default setup for Gnome’s GLslideshow is highly annoying on Fedora 8, and there’s not an easy way for users to individually configure it. Here’s how. As ‘root’, do the following:
Edit `/usr/share/applications/screensavers/xscreensaver-glslideshow.desktop` and replace
Exec=glslideshow -root
with
Exec=glslideshow -root -duration 15 -zoom 100 -pan 1 -titles