app/views/layouts/jabe/_flash_messages.html.erb
<% [:error, :warning, :success, :info, :notice, :alert].each do |message_type| %>
<% if flash[message_type] %>
<div class="<%= "alert alert-#{message_type} fade in" %>">
<%= link_to '×'.html_safe, '#', :class => 'close' %>
<%= flash[message_type] %>
</div>
<% end %>
<% end %>