jquery validation (18+, february months, zip code...) + bootstrap dialog + ajax on submitHandler

validation.js

function submitForm() {
  $('form[name=registration]').submit();
};

function DialogThanks() {
  BootstrapDialog.show({
    title: ' ',
    message: '<h1>Thank You</h1><p>You’re now enrolled. Thanks!</p>',
    buttons: [{
      label: 'Close',
      cssClass: 'btn btn-default inline-block',
      action: function(dialog){
        dialog.close();
        window.location = "../index.html";
      }
    }]
  });
}

$("form[name=registration]").validate({
  errorElement: "span",
  errorClass: "has-error",
  submitHandler: function (form) {

    var frm = $('form[name=registration]').serializeArray();
    var dataToSend = {};
    $.each(frm, function(i,v) {
      dataToSend[v.name] = v.value
    });

    $.ajax({
      type: "POST",
      url: "../process.php",
      data: dataToSend,
      success: function(html) {
        setTimeout(function() {
          DialogThanks();
        }, 200);
      },
      dataType: "html"
    });

  },
  groups: {
    dob: "dobMonth dobDay dobYear",
    phone: "telOne telTwo telThree",
  },
  rules: {
    dobMonth: {
      required: true,
      digits: true,
      maxlength: 2,
      range: [1, 12],
      eighteenOrOlder: true,
      febdate: true
    },
    dobDay: {
      required: true,
      digits: true,
      maxlength: 2,
      range: [1, 31],
      eighteenOrOlder: true,
      febdate: true
    },
    dobYear: {
      required: true,
      digits: true,
      maxlength: 4,
      range: [1900, 2014],
      eighteenOrOlder: true,
      febdate: true
    },
    firstName: {
      required: true,
      minlength: 2
    },
    lastName: {
      required: true,
      minlength: 2
    },
    addressOne: {
      required: true,
      minlength: 5
    },
    city: {
      required: true,
      minlength: 3
    },
    zip: {
      required: true,
      digits: true,
      zipcodeUS: true,
      minlength: 5,
      maxlength: 5
    },
    state: {
      required: true
    },
    email: {
      required: true,
      email: true
      //onkeyup: true
    }
  },
  messages: {
    dobMonth: {
      required: "A month of birth is required.",
      digits: "Month of birth must be numeric."
    },
    dobDay: {
      required: "A day of birth is required.",
      digits: "Day of birth must be numeric."
    },
    dobYear: {
      required: "A date of birth is required.",
      digits: "Year of birth must be numeric."
    },
    firstName: {
      required: "A first name is required.",
      minlength: "First name must be at least 2 characters in length."
    },
    lastName: {
      required: "A last name is required.",
      minlength: "Last name must be at least 2 characters in length."
    },
    addressOne: {
      required: "An address is required.",
      minlength: "Address must be at least 5 characters in length."
    },
    city: {
      required: "A city is required.",
      minlength: "City must be at least 2 characters in length."
    },
    zip: {
      required: "A ZIP code is required.",
      digits: "Zip code must be numeric.",
      minlength: "Zip code must be 5 characters in length."
    },
    state: {
      required: "A state is required."
    },
    email: {
      required: "An e-mail address is required.",
      email: "Please enter a valid e-mail address."
    }
  },
  errorPlacement: function(err, el) {
    el.parents('.field').children('.error').html(err);
  }
});

$.validator.addMethod("eighteenOrOlder", function() {
  var month = $('select[name="dobMonth"]').val();
  var day = $('input[name="dobDay"]').val();
  var year = $('input[name="dobYear"]').val();

  //var age =  18;
  var mydate = new Date();
  mydate.setFullYear(year, month-1, day);
  var currdate = new Date();
  currdate.setFullYear(currdate.getFullYear() - 18);
  return currdate > mydate;
}, "You must be over 18 to be eligible to participate.");

/*
$.validator.addMethod("phoneUS", function(v, el) {
  v = v.replace(/\s+/g, "");
  return this.optional(el) || v.length > 9 && v.match(/^(\+?1-?)?(\([2-9]\d{2}\)|[2-9]\d{2})-?[2-9]\d{2}-?\d{4}$/);
}, "Please specify a valid phone number");
*/

$.validator.addMethod("zipcodeUS", function(v, el) {
  return this.optional(el) || /\d{5}-\d{4}$|^\d{5}$/.test(v);
}, "The specified US ZIP Code is invalid");

$.validator.addMethod("febdate", function() {
  var month = $('select[name="dobMonth"]').val();
  var day = $('input[name="dobDay"]').val();
  var year = $('input[name="dobYear"]').val();

  if ((month==4 || month==6 || month==9 || month==11) && day ==31)
    return false;
  else if (month == 2) {
    var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
    if (day> 29 || (day ==29 && !isleap))
      return false;
  }
  return true;
}, "A valid date is required.");