app/views/layouts/_footer.html.erb
<div id="footer">
<div class="container">
<div id="footer_cols">
<div class="footer_a">
<%= image_tag 'f_call.png' %>
<br/><br/>
<p>
Have you ever had a difficult time to organize your local meetup?
<br/>
<br/>
<b>Call4paperz</b> tries to help with event organization, call for papers,
voting on speakers and collecting feedback from the participants, and
schedule planning.
<br/><br/>
We have now <%= users_number %> users to help with feedback!
</p>
</div>
<div class="footer_a">
<%= image_tag 'f_map.png' %>
<br/><br/>
<p>
<%= link_to "Home", root_path %><br/>
<%= image_tag 'f_linha.png' %>
<%= link_to "Events", events_path %><br/>
<%= image_tag 'f_linha.png' %>
<% unless user_signed_in? %>
<%= link_to "Registration", new_user_registration_path %><br/>
<%= image_tag 'f_linha.png' %>
<% end %>
</p>
</div>
<div class="footer_a">
<%= image_tag 'f_about.png' %>
<br/><br/>
<p>
Call4paperz was designed, developed and deployed in 48 hours by @anderson_leite, @qmx and @vinibaggio at Rails Rumble 2010.<br />
It's maintained by @lucianosousa and @tauil since mid 2015. Previously by @ricardovaleriano.
<br/><br/>
We are open source. If you have any ideas or bugs, please
visit our <a href='http://github.com/call4paperz/call4paperz' target='_blank'>GitHub repo</a>. Pull requests and issues are welcome!
<br/><br/>
If you have any suggestions or questions about <b>Call4Paperz</b>, send us
a tweet (<strong><a href='http://twitter.com/call4paperz' target='_blank'>@call4paperz</a></strong>).
</p>
</div>
</div>
</div>
</div>
<div id="copyright">
<p>Copyright © 2010 — <%= Date.today.year %>. Powered by <strong>acts_as_monkeys_on_steroids</strong>, Developed in <strong>Rails Rumble 2010</strong>.</p>
</div>
<script type="text/javascript" src="http://platform.twitter.com/widgets.js"></script>