function validate_mailing(x) {	
		message 	= "Form incomplete, please \n\n";
		submitOK	= "True";

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

		if (x.MailerRequired[0].checked && x.MailerRequired[0].value=="Yes" && !chksel (x.Category)) 
		{ message += "- tell us who you are, to join our list of members  \n";				submitOK="False"; }

		x.InternalKey.value	= internalkey;

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

		return true;

	} <!-- end of function -->



	function chksel (x) {

		var boxLength 			= x.length;
		var v					= "";
		var ov				= "";

		for (i = 0; i < boxLength; i++) {

			if (x.options[i].selected && x.options[i].value != "")
				return true; 
		}

		return false;

	} <!-- end of function -->