public void WriteDetailsOnParent(MainForm frm, Control parent, Point location)
        {
            frm.ClearEventDetails();

            if (Time == null)
            {
                EventLabel(frm, parent, ref location, "Time:", Year.ToString());
            }
            else
            {
                EventLabel(frm, parent, ref location, "Time: ", this, Time.ToString());
            }


            WriteDataOnParent(frm, parent, ref location);

            if (parent == frm.grpHistoricalEvent)
            {
                EventLabel(frm, parent, ref location, "Previous:", LastEvent());
                EventLabel(frm, parent, ref location, "Next:", NextEvent());
            }
            if (EventCollection != null)
            {
                EventLabel(frm, parent, ref location, "Event Col:", EventCollection);
                if (parent == frm.grpHistoricalEvent)
                {
                    EventLabel(frm, parent, ref location, "  Previous:", EventCollection.GetPreviousEvent(this));
                    EventLabel(frm, parent, ref location, "  Next:", EventCollection.GetNextEvent(this));
                }
            }
            if (parent == frm.grpHistoricalEvent)
            {
                try
                {
                    EventLabel(frm, parent, ref location, LegendsDescription(), "");
                }
                catch (Exception)
                {
                    EventLabel(frm, parent, ref location, "", "");
                }
            }
        }