Finishing the web app

To finish the web application example, we just need to create another modal when we click on the Messages link at the navigation bar.

To create it, we will use the same methodology used to create the modal for the Tweet button. So, add the data attributes' markups to the Messages link in .nav.navbar-nav, as follows:

<ul class="nav navbar-nav">
  <li class="active">
    <a href="#">
      <span class="glyphicon glyphicon-home" aria-hidden="true"></span>
      Home
    </a>
  </li>
  <li>
    <a href="#">
      <span class="badge">5</span>
      <span class="glyphicon glyphicon-bell" aria-hidden="true"></span>
      Notifications
    </a>
  </li>
  <li>
    <a href="#" role="button" data-toggle="modal" data-target="#messages-modal">
      <span class="glyphicon glyphicon-envelope" aria-hidden="true"></span>
      Messages
    </a>
  </li>
  <li...