if($top_ua<$ua){ $top3_ua = $top2_ua; $nm3_ua = $nm2_ua;
$top2_ua = $top_ua; $nm2_ua = $nm_ua;
$top_ua = $ua; $nm_ua = $nm; }elsif($top2_ua<$ua && $nm_ua ne $nm){ $top3_ua = $top2_ua; $nm3_ua = $nm2_ua;
$top2_ua = $ua; $nm2_ua = $nm;
$top3_ua = $ua; $nm3_ua = $nm;
if($top_ua<$ua){ $top2_ua=$top_ua if($nm2_ua eq $nm); $nm2_ua=$nm_ua if($nm2_ua eq $nm); $top_ua=$ua;$nm_ua=nm; }elsif($top2_ua<$ua && $nm_ua ne $nm){ $top3_ua=$top2_ua if($nm3_ua eq $nm); $nm3_ua=$nm2_ua if($nm3_ua eq $nm); $top2_ua=$ua;$nm2_ua=nm; }elsif($top3_ua<$ua && $nm2_ua ne $nm && $nm_ua ne $nm){ $top3_ua=$ua;$nm3_ua=nm; }