Instead of:

if ($field[0] eq "FT1") {
    if ($field[7] == $skipaccount{$_}) {
           $suppress = 1 if $skipaccount{$field[7]};
     }
}
[download]

you just need:

if ($field[0] eq "FT1") {
    $suppress = 1 if $skipaccount{$field[7]};
}
[download]

Of course there are a lot of ways to do it--TMTOWTDI