--- a/scripts/make_pngs.sh	Sun Sep 11 16:40:44 2011 +0200
+++ b/scripts/make_pngs.sh	Sun Sep 11 16:54:09 2011 +0200
@@ -4,16 +4,19 @@
 svgdir=source/svg
 pngdir=data/tiles
 
-for subdir in common/snake
+for subdir in common/snake lab
 do
     for x in $svgdir/$subdir/*.svg
     do
         filename=`basename $x`
         rsvg-convert $x -w $tilesize -h $tilesize -o $pngdir/$subdir/${filename/svg/png}
+        mogrify -strip $pngdir/$subdir/${filename/svg/png}
     done
 done
 
-for tiledir in $pngdir/common/snake
+shopt -s nullglob
+
+for tiledir in $pngdir/common/snake $pngdir/lab
 do
     for hv in $tiledir/*-v.png
     do