returnPanel
returnPanel(_nc_bottom_panel->above);
returnPanel(0);
returnPanel(0);
returnPanel(ground_panel(CURRENT_SCREEN));
returnPanel(result);
returnPanel(EMPTY_STACK()? (PANEL *) 0 : _nc_top_panel);
returnPanel(0);
returnPanel(ceiling_panel(CURRENT_SCREEN));
returnPanel(result);
returnPanel(pan);
returnPanel(pan);