user can't delete self and flash_messages

app/helpers/application_helper.rb

@@ -1,11 +1,31 @@
 module ApplicationHelper
+
+  FLASH_NOTICE_KEYS = [:error, :notice, :warning]
   
   def colorize_in_use_locale(locale)
     @site_in_use_locales.include?(locale)? 'green' : 'red'
   end
   
+  def flash_messages
+    return unless messages = flash.keys.select{|k| FLASH_NOTICE_KEYS.include?(k)}
+    formatted_messages = messages.map do |type|      
+      content_tag :div, :class => type.to_s do
+        message_for_item(flash[type], flash["#{type}_item".to_sym])
+      end
+    end
+    raw(formatted_messages.join)
+  end
+  
   def link_back
      link_to t('back'), session[:last_page]
   end
 
+  def message_for_item(message, item = nil)
+    if item.is_a?(Array)
+      message % link_to(*item)
+    else
+      message % item
+    end
+  end
+
 end