app/views/static_contents/_modal_message.html.erb
<div class="modal fade" id="message_<%= static_content.id %>" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="exampleModalLabel"><%= static_content.name %></h5>
<button class="close" type="button" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body"><%= static_content.content.html_safe %></div>
</div>
</div>
</div>