i prefer if u add
on :text:!shutup:#: {
if ($2 == $null) {
if ($me !isop $chan) && ($me !ishop $chan) { .msg $nick im not op in $chan or halfop | closemsg $nick | halt }
if ($2 ison $chan) { .msg $nick $2 Is not on $chan | closemsg $nick | halt }
if ($me isop $chan) || ($me ishop $chan) { .mode $chan +m | mode $chan -qavho $2 $2 $2 $2 $2 }