function chk_feedback(x) {

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

		if (!isValidEmail (trim (x.Email.value))) 
		{ message += "- Enter a correct email address\n";					submitOK="False"; }

		var result = chksel (x.Category); 

		if (x.MailerRequired.checked && result == false) 
		{ message += "- Tell us who you are, to join our mailing list \n";		submitOK="False"; }


		x.InternalKey.value	= internalkey;

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

		return true;

	} <!-- end of function -->