<!--

function validate() {
  frm = document.form1;
  if(frm.guest_name.value == "") {
    alert("Please enter your Full Name");
    frm.guest_name.focus();
	return false;
  }
var mail=frm.email.value
if (mail.indexOf("@")== -1)
 {
    alert("Please enter  a  valid Email Address");
    frm.email.focus();
	return false;		
  }
var mail=frm.email.value
if (mail.indexOf(".")== -1)
 {
    alert("Please enter  a  valid Email Address");
   frm.email.focus();
	return false;		
  }
  if(frm.Nationality.value == "") {
    alert("Please enter your Nationality");
    frm.Nationality.focus();
	return false;
  }
  if(frm.total_nights.value == "") {
    alert("Please enter your total nights");
    frm.total_nights.focus();
	return false;
  } 
  return true;
}
function isValidDate(dateStr) {
   var datePat = /^\d{4}(\/|-)\d{1,2}(\/|-)\d{1,2}$/
   if (dateStr.match(datePat)) {
//        alert(matchArray[0]+"\n"+matchArray[1]+"\n"+matchArray[2]+"\n")

       return true
   } else {
       return false
   }
}
function dateDiff() {
   frm = document.form1;
   diff  = new Date();
   var dateto = frm.in_year.options[frm.in_year.selectedIndex].value + "/" + frm.in_month.options[frm.in_month.selectedIndex].value + "/" + frm.in_date.options[frm.in_date.selectedIndex].value;

   var datefrom = frm.out_year.options[frm.out_year.selectedIndex].value + "/" + frm.out_month.options[frm.out_month.selectedIndex].value + "/" + frm.out_date.options[frm.out_date.selectedIndex].value;

   if (isValidDate(dateto)&&isValidDate(datefrom)) {
       matchArray1 = dateto.split(/\/|-/)
       Year1 = matchArray1[0]
       Month1 = matchArray1[1]-1
       Day1 = matchArray1[2]
       matchArray2 = datefrom.split(/\/|-/)
       Year2 = matchArray2[0]
       Month2 = matchArray2[1]-1
       Day2 = matchArray2[2]
       date1 = new Date(Year1,Month1,Day1)
       date2 = new Date(Year2,Month2,Day2)
   }
   else {
       return false;
   }
   diff.setTime(Math.abs(date1.getTime() - date2.getTime()));
   timediff = diff.getTime();
   days = Math.floor(timediff / (1000 * 60 * 60 * 24));
   timediff -= days * (1000 * 60 * 60 * 24);
   frm.total_nights.value = days;
   return true;
}
//-->