anchor.diff:          <a href="https://github.com/openshift/openshift-docs/commits/enterprise-<%= (distro_key == "openshift-enterprise") ? version : ((distro_key == "openshift-dedicated") ? "3.11" : "3.11") %>/<%= repo_path %>">
             Page history
           </a>
  +        <%
  +          unless (unsupported_versions.include? version)
  +        %>
           /
           <a href="https://github.com/openshift/openshift-docs/issues/new?title=<%= (distro_key == "openshift-enterprise") ? "[enterprise-#{version}] Edit suggested in file #{repo_path}" :
             ((distro_key == "openshift-dedicated") ? "[dedicated] Edit suggested in file #{repo_path}" : "[online] Edit suggested in file #{repo_path}") %>">
             Suggest an edit
           </a>
  +        <% end %>
         </span>
         <% end %>
       </ol>
  
positive.code: </head>
  <body onload="selectVersion('<%= version %>');">
    <%= render("_templates/_topnav.html.erb", :distro_key => distro_key) %>
    <div class="container">
      <p class="toggle-nav visible-xs pull-left">
        <button class="btn btn-default btn-sm" type="button" data-toggle="offcanvas">Toggle nav</button>
  
negative.code:           <select id="version-selector" onchange="versionSelector(this);">
              <% if (version == "4.3") %>
                <option value="4.3">4.3</option>
                <% end %>
                <option value="4.2">4.2</option>
                <option value="4.1">4.1</option>
                <option value="3.11">3.11</option>
  