simplify/uniformize eigen_gen_docs
diff --git a/scripts/eigen_gen_docs b/scripts/eigen_gen_docs
index 3b05820..0e6f9ad 100644
--- a/scripts/eigen_gen_docs
+++ b/scripts/eigen_gen_docs
@@ -4,16 +4,21 @@
 # You should call this script with USER set as you want, else some default
 # will be used
 USER=${USER:-'orzel'}
+UPLOAD_DIR=dox
 
 #ulimit -v 1024000
 
 # step 1 : build
+rm build/doc/html -Rf
 mkdir build -p
 (cd build && cmake .. && make doc) || { echo "make failed"; exit 1; }
 
 #step 2 : upload
 # (the '/' at the end of path is very important, see rsync documentation)
-rsync -az --no-p --delete build/doc/html/ $USER@ssh.tuxfamily.org:eigen/eigen.tuxfamily.org-web/htdocs/dox-3.0/ || { echo "upload failed"; exit 1; }
+rsync -az --no-p --delete build/doc/html/ $USER@ssh.tuxfamily.org:eigen/eigen.tuxfamily.org-web/htdocs/$UPLOAD_DIR/ || { echo "upload failed"; exit 1; }
+
+#step 3 : fix the perm
+ssh $USER@ssh.tuxfamily.org "chmod -R g+w /home/eigen/eigen.tuxfamily.org-web/htdocs/$UPLOAD_DIR" || { echo "perm failed"; exit 1; }
 
 echo "Uploaded successfully"