Redmine/app/views/repositories/_revision_graph.html.erb

<%= javascript_tag do %>
function revisionGraphHandler(){
  drawRevisionGraph(
    document.getElementById('holder'),
    <%= commits.to_json.html_safe %>,
    <%= space %>
  );
}
$(document).ready(revisionGraphHandler);
$(window).resize(revisionGraphHandler);
<% end %>

<div id="holder" class="revision-graph"></div>

<% content_for :header_tags do %>
  <%= javascript_include_tag 'raphael' %>
  <%= javascript_include_tag 'revision_graph' %>
<% end %>