resize.sh 48x48 tools/markers/political_marker_russia.png images/track_box_russia.png
resize.sh 48x48 tools/markers/political_marker_italy.png images/track_box_italy.png
resize.sh 48x48 tools/markers/political_marker_saxony.png images/track_box_saxony.png
mogrify -crop 40x40+4+4 images/track_box_*.png