namespacing-better-form-example.js

var LoginFom = {
  element: $("form#login-form"),
  
  hasErrors: function() {
    // validation code here...
    // returns true or false.
  }
};

// ...

var ErrorContainer = {
  element: $("div.form-errors")
};

if (LoginForm.hasErrors()) {
  ErrorContainer.element.show();
}

LoginForm.element.addClass("has-errors");

$("input.submit").on("click", function() {
  ErrorContainer.element.remove();
});