function checkform() {

	msg = "";

		// Accommodation
	if (!check2dates("arrival_date","depart_date")) msg = msg + "- Your arrival and departure dates\n";
	if ((document.frm.num_adults.value == "0") && (document.frm.num_children.value == "0")) msg = msg + "- No. of adults or children\n";
	if ((document.frm.double_room.value == "0") && (document.frm.twin_room.value == "0") && (document.frm.single_room.value == "0")) msg = msg + "- Select room types\n";
	if (!get_radio_value("hotels"))  msg = msg + "- Type of enquiry\n";

	// Contact Details
	if (document.frm.fname.value == "")  msg = msg + "- Your first name\n";
	if (document.frm.lname.value == "")  msg = msg + "- Your last name\n";
	if (!emailcheck(document.frm.email.value)) msg = msg + "- A valid email address\n";
	if (document.frm.tel.value == "")  msg = msg + "- Your telephone number\n";
	if (document.frm.country.value == "")  msg = msg + "- Your country of origin\n";
	
	// Transport
	if (!get_radio_value("transport"))  msg = msg + "- Transport\n";


	// display the form check	
	if (msg!="")
		{
		alert ("Please complete the following:\r\n\r\n"+msg);
		return false;
		}

}