$(function() {
                // validate contact form on keyup and submit
$("#newsletter-form").validate({
                    //set the rules for the field names
                    rules: {
                        nom:       {required: true},
                        cp:       {required: true},
                        prenom:       {required: true},
                        tel: {required: true,digits: true},
                       email:       {      required: true, email: true}
                    },

                    //set messages to appear inline
                    messages: {
                        nom:      "Nom obligatoire",
                        cp:      "Code postal obligatoire",
                        prenom:      "Prénom obligatoire",
                        tel: "Téléphone obligatoire (chiffres sans espace ni point)",
                        email:      "email valide obligatoire"
                    }

                

                });
            });