act->button_summary_func = get_widget_assert (xml, "radiobutton3");
act->summary_variables = get_widget_assert (xml, "hbox1");
act->combobox = get_widget_assert (xml, "combobox1");
populate_combo_model (GTK_COMBO_BOX(act->combobox));
act->button_summary_func = get_widget_assert (xml, "radiobutton3");
act->summary_variables = get_widget_assert (xml, "hbox1");
act->combobox = get_widget_assert (xml, "combobox1");
populate_combo_model (GTK_COMBO_BOX(act->combobox));