1 files changed, 6 insertions, 2 deletions
diff --git a/art/thumbs.sh b/art/thumbs.sh
index 758b0a9..3c1a633 100755
--- a/art/thumbs.sh
+++ b/art/thumbs.sh
@@ -28,9 +28,13 @@ for dir in $_img_dirs
 do
     cd "./$dir" || exit 1
 
-    [ -d "$_thumbs_dir" ] || mkdir "$_thumbs_dir"
+    mkdir -p "$_thumbs_dir"
 
-    _imgs="$(find . -maxdepth 1 -type f | cut -b 3-)"
+    _imgs="$(find . -maxdepth 1 \
+        -iname "*.jpg" -or \
+        -iname "*.jpeg" -or \
+        -iname "*.gif" -or \
+        -iname "*.png" -type f | cut -b 3-)"
     for _img in $_imgs
     do
         _ext="${_img##*.}"