version 4 .ini file is almost same Nige mate.
http://wiki.visionaire-tracker.net/wiki/Ini_File - few new additions.
David is currently working on some new screen resolution stuff though (scaling/letterbox/pillarbox/shortcut to toggle between fullscreen & window mode etc).
@Nige: In regards to screen resolution drop down values, it would probably be best if you generated list based on available screen resolutions of persons computer. So: auto, desktop, generated resolution values. I'm sure it should be possible as I've seen games display resolution options based on curent players computer/monitor.