function formFilter() {
	var filter = document.register.filter.value;
	var imgnum = document.register.imgnum.value;
	if(	(filter == "Transport" && imgnum == 0) || (filter == "transport" && imgnum == 0) || (filter == "TRANSPORT" && imgnum == 0) || (filter == "Horse" && imgnum == 1) || (filter == "horse" && imgnum == 1) || (filter == "HORSE" && imgnum == 1) || (filter == "Truck" && imgnum == 2) || (filter == "truck" && imgnum == 2) || (filter == "TRUCK" && imgnum == 2) || (filter == "Trailer" && imgnum == 3) || (filter == "trailer" && imgnum == 3) || (filter == "TRAILER" && imgnum == 3) || (filter == "Travel" && imgnum == 4) || (filter == "travel" && imgnum == 4) || (filter == "TRAVEL" && imgnum == 4) ) {
		document.register.action = '/display/content/scripts/register_submit.php';
	}
	return true;
}