diff --git a/content/css/default.css b/content/css/default.css
index 61d4ec1..3690022 100644
--- a/content/css/default.css
+++ b/content/css/default.css
@@ -111,6 +111,14 @@ img.lang-lifted {
     margin-top: -45px;
 }
 
+img.home {
+    width: 40px;
+    float: right;
+    padding: 0 5px 0 20px;
+    margin-top: -53px;
+    margin-right: 55px;
+}
+
 p.keylinks {
     margin-left: 20px;
 }
diff --git a/en/latex-intro.org b/en/latex-intro.org
index 540357d..7acc1b4 100644
--- a/en/latex-intro.org
+++ b/en/latex-intro.org
@@ -5,6 +5,9 @@
 #+ATTR_HTML: :alt in French  :class lang-lifted
 [[file:../fr/latex-intro.org][file:../content/imgs/fr.png]]
 
+#+ATTR_HTML: :alt return home  :class home
+[[file:home.org][file:../content/imgs/home.png]]
+
 This a short course (3 to 5 sessions) giving a short example-based
 introduction to [[https://en.wikipedia.org/wiki/LaTeX][LaTeX]]. The goal is to explain the basics of LaTeX and
 then to have the students explore the language and the ecosystem on
diff --git a/en/os-ueve.org b/en/os-ueve.org
index 9ad5af4..c3fb0e2 100644
--- a/en/os-ueve.org
+++ b/en/os-ueve.org
@@ -5,6 +5,9 @@
 #+ATTR_HTML: :alt in French  :class lang-lifted
 [[file:../fr/os-ueve.org][file:../content/imgs/fr.png]]
 
+#+ATTR_HTML: :alt return home  :class home
+[[file:home.org][file:../content/imgs/home.png]]
+
 The goal of this course is to discuss two of the many fundamental
 domains in which operating systems must operate: asynchronous
 input/output (I/O), and parallelism and concurrency. The course starts
diff --git a/fr/latex-intro.org b/fr/latex-intro.org
index 467b0bd..4a8bf99 100644
--- a/fr/latex-intro.org
+++ b/fr/latex-intro.org
@@ -5,6 +5,9 @@
 #+ATTR_HTML: :alt en anglais  :class lang-lifted
 [[file:../en/latex-intro.org][file:../content/imgs/en.png]]
 
+#+ATTR_HTML: :alt return home  :class home
+[[file:home.org][file:../content/imgs/home.png]]
+
 Ce cours de courte durée (9 heures environ) est une introduction à
 [[http://fr.wikipedia.org/wiki/LaTeX][LaTeX]] faite à base d'exemples. Le but est d'expliquer quelques notions
 de LaTeX et ensuite de laisser les étudiants explorer le langage et
diff --git a/fr/os-ueve.org b/fr/os-ueve.org
index 17bceac..bc27432 100644
--- a/fr/os-ueve.org
+++ b/fr/os-ueve.org
@@ -5,6 +5,9 @@
 #+ATTR_HTML: :alt en anglais  :class lang-lifted
 [[file:../en/os-ueve.org][file:../content/imgs/en.png]]
 
+#+ATTR_HTML: :alt return home  :class home
+[[file:home.org][file:../content/imgs/home.png]]
+
 Ce cours présente d'abord brièvement l'historique et la typologie des
 systèmes d'exploitation et ensuite se penche sur deux aspects de la
 conception et réalisation de ces systèmes : les entrées/sorties et la