railsgoat/app/views/messages/index.html.erb

<div class="dashboard-wrapper">
  <div class="main-container">
  <!-- Begin Row -->
    <div class="row-fluid">
    <!-- Begin Span12 -->
        <div class="span12">
          <div class="widget">
            <div class="widget-header">
              <div class="title">
                <span class="fs1" aria-hidden="true" data-icon="&#xe022;"></span> Messages for <%= current_user.full_name %>
                  <!--<span class="fs1" aria-hidden="true" data-icon="&#xe006;"><%#= link_to "Send Message", new_user_message_path %></span>-->
              </div>
            </div>
            <div class="widget-body">
              <table class="table table-bordered table-striped">
                <thead>
                  <tr>
                    <th style="width:7%">From:</th>
                    <th style="width:6%">Date</th>
                    <th style="width:16%">Message</th>
                    <th style="width:6%">Actions</th>
                  </tr>
                </thead>
                <tbody>
                    <tr>
                    <% if @messages.empty? %>
                    <td><%= "No messages!" %></td><td></td><td></td><td></td>
                    <% end %>
                <% @messages.each do |message| %>
                    <td><%= message.creator_name %></td>
                    <td><%= message.created_at.to_date %></td>
                    <td><%= message.message %></td>
                    <td><%= link_to "Details", user_message_path(:id => message.id), {:class => "btn btn-info pull-left"}%>
                    <%= link_to "Delete", user_message_path(:id => message.id), {:method => 'delete', :class => "btn btn-danger pull-left"}%></td>
                    </tr>
                </tbody>
                <% end %>
              </table>
            </div>
          </div>
        </div>
    <!-- End Span12 -->
    </div>
    <!-- End Row -->
  <!-- Begin Row -->
    <div class="row-fluid">
    <!-- Begin Span12 -->
        <div class="span12">
          <div class="widget">
            <div class="widget-header">
              <div class="title">
                  <span class="fs1" aria-hidden="true" data-icon="&#xe006;"></span> Send Message
              </div>
            </div>
            <div class="widget-body">
        <div id="success" style="display: none;" class="alert alert-block alert-success fade in">
                <h4 class="alert-heading">
                  Success!
                </h4>
                <p>
                  Message successfully sent.
                </p>
           </div>
        <div id="failure" style="display: none;" class="alert alert-block alert-error fade in">
                    <h4 class="alert-heading">
                      Error!
                    </h4>
                    <p>
                      Failed to send message.
                    </p>
               </div>
        <div class="row-fluid">
          <div class="span8">
          <!-- Begin Message Draft Content-->
          <%= form_for @message, :url => user_messages_path, :method => :post, :html => {:id => "send_message"} do |f|%>
            <%= f.hidden_field :creator_id, :value => current_user.id %>
            <%= f.hidden_field :read, :value => '0' %>
             <div class="control-group">
               <%= f.label "To:", nil, {:class => "control-label"}%>
               <%= f.select(:receiver_id, options_from_collection_for_select(User.all, :id, :full_name)) %>
             </div>

             <div class="control-group">
               <%= f.label :message, nil, {:class => "control-label"}%>
               <%= f.text_area :message, {:class => "span12"} %>
             </div>

             <div class="form-actions no-margin">
               <%= f.submit "Submit", {:id => 'submit_button', :class => "btn btn-info pull-right"} %>
             </div>

             <div class="clearfix"></div>
          <% end %>
          <!-- End Message Draft Content-->
          </div>
          </div>
            </div>
          </div>
        </div>
    <!-- End Span12 -->
    </div>
    <!-- End Row -->
  </div>
</div>
</body>
</html>

<script type="text/javascript">

$("#submit_button").click(function(event) {
    var valuesToSubmit = $("#send_message").serialize();
    event.preventDefault();
    $.ajax({
      url: <%= "/users/#{current_user.user_id}/messages.json".inspect.html_safe %>,
    data: valuesToSubmit,
    type: "POST",
    success: function(response) {
    if (response.msg == "failure") {
      $('#failure').show(500).delay(1500).fadeOut();
    } else {
      $('#success').show(500).delay(1500).fadeOut();
    }
    },
    error: function(event) {
    $('#failure').show(500).delay(1500).fadeOut();
    }
  });
});

function makeActive(){
  $('li[id="messages"]').addClass('active');
};

$(document).ready(function () {
  makeActive()
});

</script>