js clarity

static/js/map.js

@@ -143,7 +143,7 @@ BusMap.Map = function(opts) {
 
             var route = that.routes[vehicles[v].route].title;
             var text = '<header>' + route + '</header>';
-            var text_after = '<footer>Bus # ' + vehicles[v].vehicle + '</footer>';
+            var footer = '<footer>Bus # ' + vehicles[v].vehicle + '</footer>';
             var popupOpts = {
                 closeButton: false,
                 keepInView: true,
@@ -161,7 +161,7 @@ BusMap.Map = function(opts) {
                     noHide: true,
                     direction: 'right',
                     clickable: true,
-                }).bindPopup(text + text_after, popupOpts).addTo(that.vehicleMarkersGroup);
+                }).bindPopup(text + footer, popupOpts).addTo(that.vehicleMarkersGroup);
             } else {
                 that.vehicleMarkers[v].setLatLng([vehicles[v].lat, vehicles[v].lon])
                     .setIconAngle(vehicles[v].heading);
@@ -202,7 +202,7 @@ BusMap.Map = function(opts) {
                     predictions.push("<div class='more'><a href='javascript:void(0);' onclick='$(this).hide().parent().parent().parent().addClass(\"show-all-predictions\");'>see more</a></div>");
                 }
                 text += '<section class="predictions vehicle-predictions">'
-                      + predictions.join("") + '</section>' + text_after;
+                      + predictions.join("") + '</section>' + footer;
                 that.vehicleMarkers[v]._popup.setContent(text);
             }
         }