Did you mother not tell you that "Poison Arrows are dangerous"
Sorry only joking, could not resist.
If you can get to KDE desktop or have access from another computer then you could use the web interface http://192.168.80
.1 to modify the skin for your orbiter.
Otherwise you can run the AV-Wizard again by modifying /etc/pluto.conf.
Alternatively search for AVWizard and you will find the key combination required to force its execution during startup