wget -c ftp://ftp.bom.gov.au/anon/gen/radar_transparencies/$1.background.png
wget -c ftp://ftp.bom.gov.au/anon/gen/radar_transparencies/$1.locations.png
wget -c ftp://ftp.bom.gov.au/anon/gen/radar_transparencies/$1.topography.png

composite -compose atop $1.topography.png $1.background.png mmm.png
composite -compose atop $1.locations.png mmm.png $2.png

rsync -avz * www-1:/httpd/htdocs/daten/radar/background/
rsync -avz * www-2:/httpd/htdocs/daten/radar/background/
rsync -avz * www-3:/httpd/htdocs/daten/radar/background/
rsync -avz * www-5:/httpd/htdocs/daten/radar/background/