diff --git a/.emacs b/.emacs
index 6921f12e3efb7f3d0eb3d5dc93d9aaca56386344..da8c050efdb6b5dde68b61a536695c6cbf75fb4f 100644
--- a/.emacs
+++ b/.emacs
@@ -924,14 +924,15 @@
 ;; Une ligne séparatrice de commentaire en LaTeX
 
 (defun comtex ()
+  "Add a comment line composed of user giver symbol."
   (interactive)
   (let ((comsymb (read-from-minibuffer "Quel symbole : ")))
-    (insert "%")
-    (setq myiter 70)
-    (while (> myiter 0)
-      (setq myiter (- myiter 1))
-      (insert comsymb)
-      )
+    (insert "% ")
+    (let ((myiter 70))
+      (while (> myiter 0)
+	(setq myiter (- myiter 1))
+	(insert comsymb)
+	))
     (insert "\n")
     )
   )