hildon_button_add_size_groups(HILDON_BUTTON(effect), title_group, value_group, NULL);
gtk_button_set_alignment(GTK_BUTTON(effect), 0.0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(effect), FALSE, FALSE, 0);
hildon_button_add_size_groups(HILDON_BUTTON(effect), title_group, value_group, NULL);
gtk_button_set_alignment(GTK_BUTTON(effect), 0.0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(effect), FALSE, FALSE, 0);