anchor.diff:  
               layerVector.events.on({
                 'loadend': function(obj) {
  -                $("#visstatus").html($("#changeset_list_template").render(obj.object));
  -                var bbox = map.getExtent().transform('EPSG:900913', 'EPSG:4326').toBBOX(8, false);
  -                $("#rss_link").attr('href', '/map.rss?bbox=' + bbox);
  -                    }
  +                if (map.getZoom() > MIN_ZOOM_LEVEL) {
  +                  $("#visstatus").html($("#changeset_list_template").render(obj.object));
  +                  var bbox = map.getExtent().transform('EPSG:900913', 'EPSG:4326').toBBOX(8, false);
  +                  $("#rss_link").attr('href', '/map.rss?bbox=' + bbox);
  +                }
                 }
  +            }
   
               );
         map.events.register("zoomend", this, zoomEvent);
  
positive.code:   }
  
    function zoomEvent() {
      var vis = map.getZoom() > 12;
      layerVector.setVisibility(vis);
      //document.getElementById("visstatus").style.visibility = vis ? "hidden" : "visible";
      if (!vis) {
  
negative.code:                  projection: new OpenLayers.Projection("EPSG:4326"),
                   displayProjection: new OpenLayers.Projection("EPSG:900913"),
                   styleMap: new OpenLayers.StyleMap({
                     "default": {'strokeWidth': 8, 'strokeColor': "yellow", 'strokeOpacity': 0.66},
                     "highlight": {'strokeWidth': 8, 'strokeColor': "blue"}
                   }),
                   visibility: false
              });
  