diff --git a/cao_blogr/static/img/dao-trang.jpg b/cao_blogr/static/img/dao-trang.jpg
deleted file mode 100644
index 19a225a..0000000
Binary files a/cao_blogr/static/img/dao-trang.jpg and /dev/null differ
diff --git a/cao_blogr/static/img/dao_trang_vignette.jpg b/cao_blogr/static/img/dao_trang_vignette.jpg
new file mode 100644
index 0000000..a2aa2c2
Binary files /dev/null and b/cao_blogr/static/img/dao_trang_vignette.jpg differ
diff --git a/cao_blogr/views/blog.py b/cao_blogr/views/blog.py
index 31f56ad..c140cf2 100644
--- a/cao_blogr/views/blog.py
+++ b/cao_blogr/views/blog.py
@@ -93,6 +93,8 @@ def blog_edit(request):
         if blog_id == '0':
             form.populate_obj(entry)
             entry.topic_id = topic
+            # interdire le car '/' dans le titre à cause du slug
+            entry.title = entry.title.replace('/','.')
             entry.creator = request.authenticated_userid
             entry.editor = entry.creator
             request.dbsession.add(entry)
@@ -101,6 +103,8 @@ def blog_edit(request):
         else:
             del form.id  # SECURITY: prevent overwriting of primary key
             form.populate_obj(entry)
+            # interdire le car '/' dans le titre à cause du slug
+            entry.title = entry.title.replace('/','.')
             entry.edited = datetime.datetime.now()
             entry.editor = request.authenticated_userid
             return HTTPFound(location=request.route_url('blog', id=entry.id, slug=entry.slug))
diff --git a/cao_blogr/views/default.py b/cao_blogr/views/default.py
index 95274e2..5a9a64e 100644
--- a/cao_blogr/views/default.py
+++ b/cao_blogr/views/default.py
@@ -435,9 +435,10 @@ def resize_photos(image_file):
         else:
             resized_height = MAX_SIZE
             resized_width = int(round((MAX_SIZE/float(height_org))*width_org))
-
-    # best down-sizing filter
-    img_anti = img_org.resize((resized_width, resized_height), Image.ANTIALIAS)
+        # best down-sizing filter
+        img_anti = img_org.resize((resized_width, resized_height), Image.ANTIALIAS)
+    else:
+        img_anti = img_org
     # create a new file name for saving the result
     img_anti.save(image_file)