# create thumbnails (format: ##i.jpg)..
use Image::Magick;
my ($width,$height,$relation);
my $p = new Image::Magick;
for (1 .. $#members+1) { # is gegeben..
print"$_, ";
$p->Read("$output_path/$_.jpg");
}
my $numberOfImages = $#$p+1;
for (1 .. $numberOfImages) {
($width,$height) = $p->[$_-1]->Get("Width","Height");
$relation = $height / $width;
$p->[$_-1]->Resize("Width" => $thumbnail_width, "Height" => ($thumbnail_width * $relation));
$p->[$_-1]->Write("$output_path/$_"."i.jpg");
$message .= "$output_path/$_"."i.jpg
\n";
}