function show_date()
{
  if (!document.sciform || !document.sciform.Devent__year) {
    return;
  }
  var jd = new JDATE();
  var obj = document.getElementById('date');
  var year = parseFloat(document.sciform.Devent__year.value);
  var month = parseFloat(document.sciform.Devent__month.value);
  var day = parseFloat(document.sciform.Devent__day.value);
  var nd = jdate(year,month,day);
  if (obj) {
    obj.innerHTML = '';
    if (nd) {
      jd = unjdate(nd);
      tmp = day_name(nd) + ' ' + String(jd.month).padL(2,"0") + "/" +  String(jd.day).padL(2,"0") + "/" + jd.year;
      obj.innerHTML = tmp;
    } else {
      obj.innerHTML = ' ';
    }
  }
}