diff --git a/em b/em
index f1e40e4..027106d 100755
--- a/em
+++ b/em
@@ -1,13 +1,19 @@
 #!/bin/bash
 # -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
 
-EMACS_GEOMETRY=150x50+0+67
+: "${EM_GEOMETRY:=150x50+0+67}" "${EM_STDERR:=}"
 
 # Essayer avec emacs
 emacs="$(which emacs 2>/dev/null)"
 if [ -x "$emacs" ]; then
     if [ -n "$DISPLAY" ]; then
-        exec "$emacs" -g "$EMACS_GEOMETRY" "$@" &
+        if [ -n "$EM_STDERR" ]; then
+            # ne pas supprimer la sortie erreur
+            exec "$emacs" -g "$EM_GEOMETRY" "$@" &
+        else
+            # supprimer la sortie d'erreur. les warnings de GTK sont horripilants
+            exec "$emacs" -g "$EM_GEOMETRY" "$@" 2>/dev/null &
+        fi
         exit 0
     else
         exec "$emacs" -nw "$@"