private String getTripText (Integer trip) {
		
        String s = "Gruppe: " + tripsOfDay.get(trip).getGroupNumber().toString();
        s += "  Fluss: " + tripsOfDay.get(trip).getRiver().getRiverName();
        s += "  WW" + tripsOfDay.get(trip).getRiver().getWwLevel() + "\n";
        s += "Start: " + tripsOfDay.get(trip).getRiver().getTripFrom();
        s += " / Ziel: " + tripsOfDay.get(trip).getRiver().getTripTo();
        s += "  (" + tripsOfDay.get(trip).getRiver().getTripLength() + "km)\n";
        if (tripsOfDay.get(trip).getIsEducation())
        	s += "Schulungsfahrt\n";
        else 
        	s += "F\u00fchrungsdsfahrt\n";
        s += "Abfahrt: " + new SimpleDateFormat("hh.mm").format(tripsOfDay.get(trip).getTripStartTime());
        s += "  Gruppenst\u00e4rke: " + tripsOfDay.get(trip).getTotalGroupSize().toString() + "\n";
        s+= "Fahrtenleiter:\n";
        for (int r = 0; r < tripsOfDay.get(trip).getRosterCount(); r++) {
        	s += "   " + tripsOfDay.get(trip).getRosterName(r) + " (" + tripsOfDay.get(trip).getRosterPhoneNumber (r) + ")\n";
        }
        s+= "Bemerkung: " + tripsOfDay.get(trip).getComment();
        
        return s;

	}