jQuery.validator.addMethod("letterswithbasicpunc", function(value) {
	//Valida nombres y apellidos
	var alphaExp = /^[a-zA-Z. ]|[á,é,í,ó,ú]|[Á,É,Í,Ó,Ú]+$/;
	if(value.match(alphaExp)){
		return true;
	 }
	return false;
}, "Letters or punctuation only please");