function checkform() {
	msg = "";

	// 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";
	if ((document.frm.travel_agent.checked == true) && (document.frm.travel_agent_company.value == "")) msg = msg + "- Name of your company\n";

	if (!get_radio_value("know_sa")) msg = msg + "- How well do you know South Africa\n";

	if (document.frm.num_adult_golfers.value == "" || isNaN(document.frm.num_adult_golfers.value))  msg = msg + "- Number of adult golfers\n";
	if (document.frm.num_adult_non_golfers.value == "" || isNaN(document.frm.num_adult_non_golfers.value))  msg = msg + "- Number of adult non golfers\n";
	if (document.frm.num_children_golfers.value == "" || isNaN(document.frm.num_children_golfers.value))  msg = msg + "- Number of children golfers\n";
	if (document.frm.num_children_non_golfers.value == "" || isNaN(document.frm.num_children_non_golfers.value))  msg = msg + "- Number of children non-golfers\n";

	if (!check2dates("arrival_date","depart_date")) msg = msg + "- Your arrival and departure dates\n";
	if (!get_radio_value("dates_confirmed")) msg = msg + "- Are your dates confirmed?\n";

	if (!get_radio_value("how_respond")) msg = msg + "- How we should respond to this enquiry\n";

	// car hire
//	if (!get_radio_value("carhire_needed") || (get_radio_value("carhire_needed") == "Yes" && (!get_radio_value("carhire_insurance") && !get_radio_value("carhire_airport")) ) ) msg = msg + "- Your car hire needs\n";
//	if (get_radio_value("carhire_needed") == "No" && !get_radio_value("airport_pickup")) msg = msg + "- Your car hire needs\n";

	// day tours

	// SA tours

	// how hear about us
//	if (!get_radio_value("How_Hear_About_Us"))  msg = msg + "- How you heard about us\n";
//	if (get_radio_value("How_Hear_About_Us") == "Other" && document.frm.How_Hear_About_Us_Details.value == "")  msg = msg + "- How you heard about us\n";
	
	// submit enquiry
//	if (!get_radio_value("Enquiry_Response"))  msg = msg + "- Nature of your enquiry\r\n";
//	if (!document.frm.Terms.checked) msg = msg + "- Please read the terms and conditions\n";

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