function Enquiry_form_check(form)  {
	if (form.ContactName.value == "") {
		alert("Please enter your Contact Name");
		form.ContactName.focus();
		return false;
	}
	if (form.Enquiry.value == "") {
		alert("Please advise us of the nature of your enquiry");
		form.Enquiry.focus();
		return false;
	}
	alert("Thanks for entering your details.");
}