on *:TEXT:@world *:#: {
   if ($2 == $null) msg $chan 4Enter a channel please $nick
else /msg $chan $chan($2).topic
 }
}
 on *:TEXT:!world *:#: {
if ($2 == $null) msg $nick 4Enter a channel please $nick
else /msg $nick $chan($2).topic
 }
}