function checkdata()
{
    var uppervalue;
     if (document.Contact.BookingName.value.length == 0) {
         alert ("The 'Booking Name' field requires an entry.");
         document.Contact.BookingName.focus();
         return false;
     }
     if (document.Contact.email.value.length == 0) {
         alert ("The 'E-Mail' field requires an entry.");
         document.Contact.email.focus();
         return false;
     }
     if (document.Contact.PhoneNumber.value.length == 0) {
         alert ("The 'Phone Number' field requires an entry.");
         document.Contact.PhoneNumber.focus();
         return false; 
     }
	 
	    if (document.Contact.HotelName.value.length == 0) {
         alert ("The 'Address' field requires an entry.");
         document.Contact.HotelName.focus();
         return false;
     }
	 
     if (document.Contact.Address.value.length == 0) {
         alert ("The 'Address' field requires an entry.");
         document.Contact.Address.focus();
         return false;
     }
     if (document.Contact.City.value.length == 0) {
         alert ("The 'City' field requires an entry.");
         document.Contact.City.focus();
         return false;
     }
     if (document.Contact.Country.selectedIndex == 0 ) {
         alert ("Please Select your Country.");
         document.Contact.Country.focus();
         return false;        
     }
     if (document.Contact.reservationdate.value.length == 0) {
         alert ("The 'Arrival date' field requires an entry.");
         document.Contact.reservationdate.focus();
         return false;
     }
     if (document.Contact.arrivaltime.value.length == 0) {
         alert ("The 'Arrival Time' field requires an entry.");
         document.Contact.arrivaltime.focus();
         return false;
     }
     if (document.Contact.pickup.selectedIndex == 0) {
         alert ("Please Select Pick Up Point.");
         document.Contact.pickup.focus();
         return false;
     }
     if (document.Contact.drop.value.length == 0 ) {
         alert ("The 'To Drop off Point' field requires an entry.");
         document.Contact.drop.focus();
         return false;        
     }
	
     if (document.Contact.person.value.length == 0 ) {
         alert ("The 'Number of Person' field requires an entry.");
         document.Contact.person.focus();
         return false;        
     }
	 
	  if (document.Contact.from.value.length == 0 ) {
         alert ("The 'Coming/Fliyin from' field requires an entry.");
         document.Contact.from.focus();
         return false;        
     }
	 
     if (document.Contact.flightnumber.value.length == 0 ) {
         alert ("The 'Flight Number/Ship Call' field requires an entry.");
         document.Contact.flightnumber.focus();
         return false;        
     }
     
return true;
}