function checkdate(objName) {
  var datefield = objName;
  if (chkdate(objName) == false) {
  datefield.select();
  alert("That date is invalid.  Please try again.");
  datefield.focus();
  return false;
  }
  else {
  return true;
     }
  }
  function chkdate(objName) {
  //var strDatestyle = "US"; //United States date style
  var strDatestyle = "EU";  //European date style
  var strDate;
  var strDateArray;
  var strDay;
  var strMonth;
  var strYear;
  var intday;
  var intMonth;
  var intYear;
  var booFound = false;
  var datefield = objName;
  var strSeparatorArray = new Array("-"," ","/",".");
  var intElementNr;
  var err = 0;
  var strMonthArray = new Array(12);
  strMonthArray[0] = "Jan";
  strMonthArray[1] = "Feb";
  strMonthArray[2] = "Mar";
  strMonthArray[3] = "Apr";
  strMonthArray[4] = "May";
  strMonthArray[5] = "Jun";
  strMonthArray[6] = "Jul";
  strMonthArray[7] = "Aug";
  strMonthArray[8] = "Sep";
  strMonthArray[9] = "Oct";
  strMonthArray[10] = "Nov";
  strMonthArray[11] = "Dec";
  strDate = datefield.value;
  if (strDate.length < 1) {
  return true;
  }
  for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
  if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
  strDateArray = strDate.split(strSeparatorArray[intElementNr]);
  if (strDateArray.length != 3) {
  err = 1;
  return false;
  }
  else {
  strDay = strDateArray[0];
  strMonth = strDateArray[1];
  strYear = strDateArray[2];
  }
  booFound = true;
     }
  }
  if (booFound == false) {
  if (strDate.length>5) {
  strDay = strDate.substr(0, 2);
  strMonth = strDate.substr(2, 2);
  strYear = strDate.substr(4);
     }
  }
  if (strYear.length == 2) {
  strYear = '20' + strYear;
  }
  // US style
  if (strDatestyle == "US") {
  strTemp = strDay;
  strDay = strMonth;
  strMonth = strTemp;
  }
  intday = parseInt(strDay, 10);
  if (isNaN(intday)) {
  err = 2;
  return false;
  }
  intMonth = parseInt(strMonth, 10);
  if (isNaN(intMonth)) {
  for (i = 0;i<12;i++) {
  if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
  intMonth = i+1;
  strMonth = strMonthArray[i];
  i = 12;
     }
  }
  if (isNaN(intMonth)) {
  err = 3;
  return false;
     }
  }
  intYear = parseInt(strYear, 10);
  if (isNaN(intYear)) {
  err = 4;
  return false;
  }
  if (intMonth>12 || intMonth<1) {
  err = 5;
  return false;
  }
  if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
  err = 6;
  return false;
  }
  if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
  err = 7;
  return false;
  }
  if (intMonth == 2) {
  if (intday < 1) {
  err = 8;
  return false;
  }
  if (LeapYear(intYear) == true) {
  if (intday > 29) {
  err = 9;
  return false;
  }
  }
  else {
  if (intday > 28) {
  err = 10;
  return false;
  }
  }
  }
  if (strDatestyle == "US") { 
     if(intday < 10){ 
  datefield.value = strMonthArray[intMonth-1] + " 0" + intday+" " + strYear;
                    }
                    else {
  datefield.value = strMonthArray[intMonth-1] + " " + intday+" " + strYear;
                         }
  }
  else { 
  
  if (intday < 10) {
  datefield.value = "0" + intday + "-" + strMonthArray[intMonth-1] + "-" + strYear;
                   }
                   else {
  datefield.value = intday + "-" + strMonthArray[intMonth-1] + "-" + strYear;
                         }
  }
  return true;
  }
  function LeapYear(intYear) {
  if (intYear % 100 == 0) {
  if (intYear % 400 == 0) { return true; }
  }
  else {
  if ((intYear % 4) == 0) { return true; }
  }
  return false;
  }
  function doDateCheck(from, to) {
  if (Date.parse(from.value) <= Date.parse(to.value)) {
  alert("The dates are valid.");
  }
  else {
  if (from.value == "" || to.value == "") 
  alert("Both dates must be entered.");
  else 
  alert("To date must occur after the from date.");
  }
  }

function formHandler(URL){
// var URL = site.options[site.selectedIndex].value;
    if ( URL != '' ) { window.location.href = URL; }
    return true;
}