function checkdata()

{

     var uppervalue;

	 if (document.Contact.title.selectedIndex == 0 ) {

         alert ("Please Select Your Title.");

         document.Contact.title.focus();

         return false;        

     }

     if (document.Contact.BookingName.value.length == 0) {

         alert ("The 'Booking Name' field requires an entry.");

         document.Contact.BookingName.focus();

         return false;

     }
	 
	 if ( document.Contact.mail.value.length ==0 )
	{
		alert ( "The 'Email Address' field requires an entry." );
		document.Contact.mail.focus ();
		return false;
}else{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!filter.test(document.Contact.mail.value)){
		alert ("Please valid E-mail Address.");
		document.Contact.mail.focus();
		 return false;}}

     if (document.Contact.phone.value.length == 0) {

         alert ("The 'Phone Number' field requires as entry.");

         document.Contact.phone.focus();

         return false;

     }

     if (document.Contact.country.selectedIndex == 0 ) {

         alert ("Please Select Your Country.");

         document.Contact.country.focus();

         return false;        

     }

	 if (document.Contact.pickupdate.value.length == 0) {

         alert ("The 'Pick-up Date' field requires as entry.");

         document.Contact.pickupdate.focus();

         return false;

     }

	  if (document.Contact.dropoffdate.value.length == 0) {

         alert ("The 'Drop-Off Date' field requires as entry.");

         document.Contact.dropoffdate.focus();

         return false;

     }

     if (document.Contact.pickuphour.selectedIndex == 0 ) {

         alert ("Please Select Pick-up Time.");

         document.Contact.pickuphour.focus();

         return false;        

     }

     if (document.Contact.pickupmin.selectedIndex == 0 ) {

         alert ("Please Select Pick-up Time.");

         document.Contact.pickupmin.focus();

         return false;        

     }

	 if (document.Contact.dropoffhour.selectedIndex == 0 ) {

         alert ("Please Select Drop-Off Time.");

         document.Contact.dropoffhour.focus();

         return false;        

     }

     if (document.Contact.dropoffmin.selectedIndex == 0 ) {

         alert ("Please Select Drop-Off Time.");

         document.Contact.dropoffmin.focus();

         return false;        

     }

	 if (document.Contact.locationpickup.selectedIndex == 0 ) {

         alert ("Please Select Pick-up Location.");

         document.Contact.locationpickup.focus();

         return false;        

     }

	 if (document.Contact.placepickup.selectedIndex == 0 ) {

         alert ("Please Select Pick-up Place.");

         document.Contact.placepickup.focus();

         return false;        

     }

	 if (document.Contact.locationdropoff.selectedIndex == 0 ) {

         alert ("Please Select Drop-Off Location.");

         document.Contact.locationdropoff.focus();

         return false;        

     }

	 if (document.Contact.placedropoff.selectedIndex == 0 ) {

         alert ("Please Select Drop-Off Place.");

         document.Contact.placedropoff.focus();

         return false;        

     }

	 if (document.Contact.cargroup.selectedIndex == 0 ) {

         alert ("Please Select Car Group.");

         document.Contact.cargroup.focus();

         return false;        

     }

     if (document.Contact.cartype.value.length == 0) {

         alert ("The 'Car Type' field requires an entry.");

         document.Contact.cartype.focus();

         return false;

     }

     if (document.Contact.howmanypeople.selectedIndex == 0 ) {

         alert ("Please Select Number of People.");

         document.Contact.howmanypeople.focus();

         return false;        

     }

     return true;



}