// calendar /////////////////////////////////////////////////////////////////
  //
  var calendar = null;
  function calSelected(cal, date) {
    cal.sel.value = date;

    var updateFlexElements = document.getElementsByName('updateF' + cal.sel.name.substring(1));
    if ((typeof updateFlexElements != "undefined") && (updateFlexElements.length > 0)) {
	var elem = updateFlexElements[0];
	if (elem.type == "checkbox") {
	   elem.checked = true;
	}
    }
    cal.callCloseHandler();
  } // calSelected

  function calCloseHandler(cal) {
   cal.hide();
  } // calCloseHandler

  function calShow(id) {
    var el = document.getElementById(id);
    if (calendar != null) {
      calendar.hide();		// hide the existing calendar
      calendar.parseDate(el.value); // set it to a new date
    } else {
      var cal = new Calendar(false, null, calSelected, calCloseHandler);
      var now = new Date();
      calendar = cal;
      //calendar.setDateFormat('mm/dd/y');
      calendar.setDateFormat('y-mm-dd');
      calendar.setRange(now.getFullYear() - 100, now.getFullYear() + 5);
      calendar.weekNumbers = false;
      calendar.create();
    }
    calendar.sel = el;
    calendar.showAtElement(el);
    //calendar.addEvent(document, "mousedown", checkCalendar);
    return false;
  } // calShow