function check_form(x) {

		submitOK="True";
		var message = "";

		message = "Form incomplete, please \n\n";

		if (x.Name.value == "")
 		{ message += "- Enter your name\n";							submitOK="False"; }

		if (x.Email.value == "")
 		{ message += "- Enter your email address\n";					submitOK="False"; }

		if (x.Email.value.length > 2 && !isValidEmail (x.Email.value))
		{ message += "- Enter a valid email address\n";					submitOK="False"; }

		if (x.Telephone.value == "")
 		{ message += "- Enter your telephone number\n";					submitOK="False"; }


		var flg = chk_other (x.How_did_you_find_our_website);

		if (flg && x.Other.value == "")
 		{ message += "- Explain how you found our website\n";				submitOK="False"; }

		if (x.Enquiry.value == "")
 		{ message += "- Enter your enquiry\n";						submitOK="False"; }


		if (submitOK=="False")
		{ alert(message); return false; }


 		return true;
	} <!-- end of function -->