-Showing page
-<% if @page > 0 %>
- <%= link_to '<<<', {:controller => 'trace', :action => 'list', :page => @page-1}, {:title => 'previous page'} %>
-<% end %>
-
-<%= @page %>
-
-<%= link_to '>>>', {:controller => 'trace', :action => 'list', :page => @page+1}, {:title => 'next page'} %>
-
-(<%= 1+(@page * 20)%>-<%= (1+@page) * 20 %>)