<% flash.each do |name, msg| %>
  <% class_name = (name == "notice")? "success" : "warning" %>
  <% if msg.class == Array %>
    <% msg.each do |message| %>
      <%= content_tag :div, message, :id => "flash_#{name}", :class => "alert alert-#{class_name}" %>
    <% end %>
  <% else %>
    <%= content_tag :div, msg, :id => "flash_#{name}", :class => "alert alert-#{class_name}" %>
  <% end %>
<% end %>
