$(document).ready(function() {
	$("#newsletterForm").validate({
		rules: newsletterFormRules,
		messages: newsletterFormMessages,
		errorClass: 'error_msg',
		errorElement: 'span'
	});
});

var newsletterFormRules = {
	GRCategory2:		{required: true},
	GRCategory3:		{required: true}
};

var newsletterFormMessages = {
	GRCategory2:		{required: "El nombre es obligatorio."},
	GRCategory3: 		{required: "El e-mail es obligatorio."}
};