bootstrap flash

bsrap_flash.html.erb

 <% flash.each do |k,v| %>
    <div class="alert alert-<%= k == 'notice' ? 'info' : 'danger' %> fade in">
      <button class="close" data-dismiss="alert">
        <i class="fa fa-fw fa-info"></i>
        <strong><Info><%= k %>!</strong> <%= raw(v) %>
      </button>
    </div>
  <% end %>