diff --git a/kallithea/templates/compare/compare_cs.html b/kallithea/templates/compare/compare_cs.html
--- a/kallithea/templates/compare/compare_cs.html
+++ b/kallithea/templates/compare/compare_cs.html
@@ -129,11 +129,9 @@
 <script type="text/javascript">
 
     $(document).ready(function(){
-%if not c.is_ajax_preview:
         var jsdata = ${h.js(c.jsdata)};
         var r = new BranchRenderer('graph_canvas', 'graph_content_pr', 'chg_');
         r.render(jsdata);
-%endif
 
         $('.expand_commit').click(function(e){
             var cid = $(this).data('commit_id');
diff --git a/kallithea/templates/pullrequests/pullrequest.html b/kallithea/templates/pullrequests/pullrequest.html
--- a/kallithea/templates/pullrequests/pullrequest.html
+++ b/kallithea/templates/pullrequests/pullrequest.html
@@ -176,9 +176,6 @@ ${self.repo_context_bar('showpullrequest
       }
       pendingajax = asynchtml(url, $('#pull_request_overview'), function(o){
           pendingajax = undefined;
-          var jsdata = eval('('+$('#jsdata').html()+')'); // TODO: just get json
-          var r = new BranchRenderer('graph_canvas', 'graph_content_pr', 'chg_');
-          r.render(jsdata);
       });
   }