Code:
 on me:*:nick:{
if ($newnick == MyNick) {
 unload -rs $mircdirRemotes\IsLndBot1.mrc
 unload -rs $mircdirRemotes\IsLndBot2.mrc
 unload -rs $mircdirRemotes\IsLndBot3.mrc
 unload -rs $mircdirRemotes\IsLndBot4.mrc
 unload -rs $mircdirRemotes\IsLndBot5.mrc
 }
elseif ($newnick == MyBotNick) {
 load -rs $mircdirRemotes\IsLndBot1.mrc
 load -rs $mircdirRemotes\IsLndBot2.mrc
 load -rs $mircdirremotes\IsLndBot3.mrc
 load -rs $mircdirremotes\IsLndBot4.mrc
 load -rs $mircdirremotes\IsLndBot5.mrc
 }
}
on !*:nick:{
 notice $newnick 4I see you change from 11.:11.:12 $nick :11.:11. 4to 11.:11.:12 $newnick :11.:11. 
}


Sorry, wasn't thinking straight when I did it the first time. Try that instead