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.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.checkindate.value.length == 0) {
         alert ("The 'Check-in Date' field requires an entry.");
         document.Contact.checkindate.focus();
         return false;
     }
     if (document.Contact.checkoutdate.value.length == 0) {
         alert ("The 'Check-out Date' field requires an entry.");
         document.Contact.checkoutdate.focus();
         return false;
     }
    
     if (document.Contact.roomtype.selectedIndex == 0 ) {
         alert ("Please Room Type.");
         document.Contact.roomtype.focus();
         return false;        
     }
     if (document.Contact.NumberofRoom.selectedIndex == 0 ) {
         alert ("Please Select Number of Room.");
         document.Contact.NumberofRoom.focus();
         return false;        
     }
     if (document.Contact.NumberofAdult.selectedIndex == 0 ) {
         alert ("Please Select Number of Adult.");
         document.Contact.NumberofAdult.focus();
         return false;        
     }
     
return true;
}