chomp @logfile;
my $got_button = 0;
foreach my $line (@logarray) {
    if ($line eq $error) {
        $got_button = 1;
        print $redbutton;
        last;
    } elsif ($line eq $warn) {
        $got_button = 1;
        print $yellowbutton;
        last;
    }
}
if (not $got_button) {
    print $greenbutton;
}