Code:
on *:INPUT:#: {
  if (!$istok(/ $readini(mirc.ini,text,commandchar),$left($1,1),32)) && (!$ctrlenter) {
    msg $chan $regsubex($1-,/(\S+)/g,$iif(\1 ison $chan,$+($chr(3),08,( $+ \1),$chr(3)),\1))
    haltdef
  }
}

#mircscripting @ irc.swiftirc.net == the best mIRC help channel