diff --git a/gestion/affich_tools.py b/gestion/affich_tools.py
index 400a6b46..2d4fd6f3 100644
--- a/gestion/affich_tools.py
+++ b/gestion/affich_tools.py
@@ -305,16 +305,15 @@ class anim :
         """ Efface la ligne courrante et
         affiche  :      truc..................?
         ? caratère variant à chaque appel """
-        sys.stdout.write(el + self.txt)
         if self.iter!=0 :
-            sys.stdout.write('[')
-            av = float(self.c) / float(self.iter)
-            n = int(20 * av)
-            sys.stdout.write('='*n)
-            sys.stdout.write('>')
-            sys.stdout.write(' '*(20 - n))
-            sys.stdout.write('] %3i%%' % int(100 * av) )
+            prog = float(self.c) / float(self.iter)
+            pprog = float(self.c-1) / float(self.iter)
+            n = int(20 * prog)
+            if 100*prog != 100*pprog:
+                msg = "%s[%s>%s] %3i%%" % (self.txt, '='*n, ' '*(20 - n), int (100*prog))
+                sys.stdout.write(el + msg)
         else :
+            sys.stdout.write(el + self.txt)
             sys.stdout.write('/-\|'[self.c%4])
         sys.stdout.flush()
         self.c += 1