my @arr;
my $loop_status;
my $loop_name;

MAINLOOP:
foreach $line (@lines) {
  ($name, $value) = split(/=/, $line);
  chomp($name);
  chomp($value);

  if ($name eq "loop" and $value eq "start") {
    $loop_status = "start";
    next MAINLOOP;
  }
  if ($name eq "loop_name") {
    $loop_name = $value;
    next MAINLOOP;
  }
  if ($name eq "loop" and $value eq "stop") {
    $loop_status = "stop";
    $template->param(eval "$loop_name" => \@arr);
    next MAINLOOP;
  }

  if ($loop_status eq "start") {
    if ($name eq "row" and $value eq "start") {
      $cnt++;
      push(@arr,{});
      next MAINLOOP;
    }
    $arr[$cnt]{eval "$name"} = $value;
  }
  else {
    $template->param($name, $value);
  }
}

print "Content-type: text/html\n\n";
print $template->output;