app/views/page/_footer.html.erb
<div class="header_and_footer">
<%= raw SystemConfiguration.get("footer_message") %>
<%- if SystemConfiguration.get("footer_message").blank? %>
<a href="https://github.com/MiraitSystems/enju_trunk">Next-L Enju Trunk <%= EnjuTrunk::VERSION if defined?(EnjuTrunk::VERSION) %></a>,
<%= t('page.open_source_integrated_library_system') -%> |
<%= link_to t('page.about_this_system'), page_about_path -%>
<%- end -%>
<div id="display_form">
<%= t('page.display_form') %>:
<%= link_to t('page.mobile_site'), page_show_mobile_site_path %> |
<%= t('page.pc_site') %>
</div>
</div>