function validate(frm){
		if(frm.DateOfTour.value == ''){
			alert("Date of Tour is required");
			frm.DateOfTour.focus();
			return false;
		}else if(frm.TimeOfArrival.value == ''){
			alert("Time of Arrival is required");
			frm.TimeOfArrival.focus();
			return false;
		}else if(frm.GroupSchool.value == ''){
			alert("Group / School is required");
			frm.GroupSchool.focus();
			return false;
		}else if(frm.Address.value == ''){
			alert("Address is required");
			frm.Address.focus();
			return false;
		}else if(frm.AgeClass.value == ''){
			alert("Age / Class is required");
			frm.AgeClass.focus();
			return false;
		}else if(frm.NumberOfChildren.value == ''){
			alert("Number of Children is required");
			frm.NumberOfChildren.focus();
			return false;
		}else if(frm.NumberOfAdults.value == ''){
			alert("Number of Adults is required");
			frm.NumberOfAdults.focus();
			return false;
		}else if(frm.ContactPerson.value == ''){
			alert("Contact Person is required");
			frm.ContactPerson.focus();
			return false;
		}else if(frm.Phone.value == ''){
			alert("Phone is required");
			frm.Phone.focus();
			return false;
		}else if(frm.Email.value == ''){
			alert("Email is required");
			frm.Email.focus();
			return false;
		}else if(frm.Purpose.value == ''){
			alert("Purpose of tour is required");
			frm.Purpose.focus;
			return false;
		}
		if(frm.Email.value.length > 0){
			var check 	= /^[A-Za-z0-9\._-]+@+[A-Za-z0-9\._-]+\.+[A-Za-z]{2,3}$/;
			OK = check.exec(frm.Email.value);   
			if(!OK){
				alert ("Valid Email Address is Required");
				frm.Email.select();
				return false;
			}
		}
	}