void setEventSelection(int field,Object data,Vector events) {
		Event e = getLastEvent();
		if (e!=null &&timeLineObject.selection.size()==0 ) {e.setField(field,data);}
		for (int i=0;i<events.size();i++) {
			Event ev =(Event)events.get(i);
			ev.setField(field,data);
		}
	}