Rescue nil for sitemap

app/controllers/front_controller.rb

@@ -31,10 +31,10 @@ class FrontController < ApplicationController
 
   def show_site_sub_menu
     @page = Page.find(:all, :conditions => {:name => /sitemap/i})
-    @name = @page.first.name 
+    @name = @page.first.name if @page.first.present?
     @url = "/#{@name}"
     
-    if !@site.sitemap_menu_in_header
+    if (!@site.sitemap_menu_in_header && @page.first.present?)
       render :text => (@site.sub_menu + "<a href='#{@url}'>Sitemap</a>")
     else
       render :text => @site.sub_menu