Änderungen an Container und h1 Überschriften css sowie Language mobil sidemenue picker

newpageJulius_Sidebar.aspx.vb

@@ -1,7 +1,16 @@
 
 Partial Class _Default
     Inherits System.Web.UI.Page
+    Protected Sub LogoutButton_Click(sender As Object, e As EventArgs)
+        FormsAuthentication.SignOut()
 
+        Session.Clear() 'clear session
+        Session.Abandon() 'Abandon session
+        Response.Cache.SetExpires(DateTime.UtcNow.AddMinutes(-1))
+        Response.Cache.SetCacheability(HttpCacheability.NoCache)
+        Response.Cache.SetNoStore()
 
+        Response.Redirect("newpageJulius_Sidebar.aspx")
+    End Sub
 
 End Class