Code:

proc pub:unban { nick uhost hand chan text } {  global botnick drchan reason opsc tnick   if {[botisop $chan]} {     if {[string length $text] > 0} {       set tnick [lindex $text 0]       if {[ischanban $tnick $chan]} {       killchanban $chan $tnick       putserv "MODE $chan -b $tnick"       putquick "privmsg X :unban $chan $tnick"       putserv "privmsg $opsc :$hand/$nick: I removed \002$tnick\002 from $chan" }       if {[isban $chan $tnick]} {       killban $tnick       } else { puthelp "NOTICE $nick : I can't see that ban in the channel list" }     } else { puthelp "NOTICE $nick :SYNTAX: .ub <nick!user@host> - unbans an address" }   } else { puthelp "NOTICE $nick :I Don't Have op!" } }