jQuery.validator.addMethod("phoneFR", function(phone_number, element) {
    phone_number = phone_number.replace(/\s+/g, ""); 
	return  phone_number.length == 10 &&
		phone_number.match(/^(0)(\([0-9]\d{2}\)|[0-9]\d{2})[0-9]\d{2}?\d{3}$/);
}, "Veuillez indiquer un numéro à 10 chiffres");