diff --git a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
index 37825b7..076b120 100644
--- a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
+++ b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
@@ -123,5 +123,12 @@ class MezuroPluginProfileController < ProfileController
     range.comments = params[:range][:comments]
     range
   end
-end
 
+  def get_module_metrics_history
+    content = profile.articles.find(params[:id])
+    module_history = Kalibro::Client::ModuleResultClient.new
+    module_history.result_history(content.project.name, params[:module_name])
+    render :partial => 'content_viewer/show_history', :locals => {:module_history => module_history }
+  end
+
+end
diff --git a/plugins/mezuro/views/content_viewer/_module_result.rhtml b/plugins/mezuro/views/content_viewer/_module_result.rhtml
index 8168a21..a367ebf 100644
--- a/plugins/mezuro/views/content_viewer/_module_result.rhtml
+++ b/plugins/mezuro/views/content_viewer/_module_result.rhtml
@@ -31,6 +31,12 @@
       	<td colspan="4" align="right">
       	  <%= range.nil? or range.comments.nil? ? 'comment empty' : range.comments %>
       	</td>      
+        <td>
+          <a> <p style="text-indent: 3em;"> Draw Historical Graphic </p> </a>
+        </td>
+        <td colspan="3" align="right">
+          <%= range.comments.nil? ? '' : range.comments %>
+        </td> 
       </tr>
     <% end %>
   </tbody>
--
libgit2 0.21.2