this looks like a simple radial blur masked by a radial gradient.
http://www.earthcontrol.de/main.php?loc=...t&deep=ucfx

dunno if i ever updated it to a7

edit: yes i'll create a new version this week

www.earthcontrol.de
quoted: We want to maintain a clean, decent, American family suited forum look... which means you may post zombies or chainsaw massacres, but no erotic.