function Validate(f){
			var valid = true;
			if (f.FirstName.value == ""){
				alert("Please enter your First Name.");
				f.FirstName.focus();
				valid = false;
			}
			
			else if (f.LastName.value == ""){
				alert("Please enter your Last Name.");
				f.LastName.focus();
				valid = false;
			}
			
			else if (f.Contact1.value == ""){
				alert("Please enter a Contact Number");
				f.Contact1.focus();
				valid = false;
			}
			
			else if (f.Email.value == ""){
				alert("Please enter your E-mail Address.");
				f.Email.focus();
				valid = false;
			}
			
			else if (f.BookingDate.value == ""){
				alert("Please recommend a suitable date for your test drive.");
				f.BookingDate.focus();
				valid = false;
			}
			
			else if (f.BookingTime.value == ""){
				alert("Please recommend a suitable time for your test drive.");
				f.BookingTime.focus();
				valid = false;
			}
				
			return valid;
		}