read the help file about $ibl type /help $ibl in ur mirc %a is a var he set to use in the while loop... var %a = 0
so what this line is doing.. if ($Ibl($3,%a) $ibl = internal ban list $3 = channel %a = 0 - how many bans are in the list so say there is 5 bans in the ban list it will check 0 - 5
just read up in ur help file about it