diff --git a/header.adoc b/header.adoc
index 7f656df..7eb57ca 100644
--- a/header.adoc
+++ b/header.adoc
@@ -1,6 +1,6 @@
 [options="header"]
 |=======================
-|icon:home[http://docs.swarmlab.io]|icon:home[http://docs.swarmlab.io/HowTos]|icon:home[http://docs.swarmlab.io/lab]
+|icon:home[link="http://docs.swarmlab.io", window="_self"]|icon:home[link="http://docs.swarmlab.io/Howtos", window="_self"]|icon:home[link="http://docs.swarmlab.io/lab", window="_self"]
 |=======================
 [.right.text-center]
 icon:file-text-o[5x, role=Maroon]
diff --git a/sec.adoc b/sec.adoc
index 94033fe..22b7c60 100644
--- a/sec.adoc
+++ b/sec.adoc
@@ -1,5 +1,3 @@
-:icons: font
-include::header.adoc[]
 = Ασφάλεια Δικτύων και Επικοινωνιών !
 Apostolos rootApostolos@swarmlab.io
 // Metadata:
@@ -15,6 +13,8 @@ Apostolos rootApostolos@swarmlab.io
 
 {empty} +
 
+:icons: font
+include::header.adoc[]
 
 [[cheat-Docker]]
 == Install swarmlab-sec (Home PC)