+ table->signal_size_allocate ().connect (sigc::mem_fun (this, &Dialog::table_size_alloc));
+
+ _scroller.set_shadow_type(Gtk::SHADOW_NONE);
+ _scroller.set_border_width(0);
+ _scroller.add (*table);
+ _scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_NEVER);
+
+ _ad.get_vbox ()->pack_start (_scroller);