Ehh.. This would be much better with:
on ^1:ban:#:{
if ($banmask iswm $address($me,3)) || ($banmask iswm $address($me,2)) || ($banmask iswm $address($me,1)) {
.msg chanserv unban $chan $me
.join $chan
.ban -k $chan $nick Had enought?
halt
}