<!-- This prints out the default stylehseets used by the DIV style calendar. Only needed if you are using the DIV style popup -->
document.write(getCalendarStyles());

var calpop = new CalendarPopup("calpopdiv1");
calpop.showNavigationDropdowns();

function CheckADateWithMessage(dateitem,format,message) {
  if (isDate(dateitem.value, format))
   {
    return true;
   }
   else
   {
    alert(message);
    dateitem.focus();
    return false;
   }
}