anchor.diff:  
           // keep focus on original clicked thing
           $($link).focus();
  +
  +        var resizable = $('#caller-resizable');
  +        if (resizable.height() < 200) {
  +          resizable.height(200);
  +        }
         },
         error: function (data) {
           console.error('could not get source. data: ', data);
  
positive.code:   border-top: 1px solid #888;
    background: #eee;
    width: 100%;
    height: 20em;
    position: fixed;
    bottom: 0;
    left: 0;
  
negative.code:   <div class="panel-heading">
      <h3 class="panel-title">Timeline</h3>
    </div>
    <%= render 'timeline', data: @timeline_data do %>
    <% end %>
  </div>
  
  <div class="panel panel-default">
  