Small improvements

observations/static/observations/js/observationViewMap.js

@@ -44,8 +44,8 @@ var initMap = function(geoJSON, container, mapAttribution)
 	// center to correct map projection)
 	var view = new ol.View({
 		center: ol.proj.transform([10,65], 'EPSG:4326', map.getView().getProjection().getCode()),
-		zoom:1,
-		maxZoom: 10
+		zoom: 1,
+		maxZoom: 8
 	});
 	map.setView(view);
 	

vips_messages/models.py

@@ -190,6 +190,8 @@ class Message:
 
 
 class Advertisement(models.Model):
+    def __unicode__(self):
+        return self.ad_heading
     """ Represents an advertisement to be shown on the frontpage """
     ad_heading = models.CharField(max_length=200, verbose_name=_("Headline"))
     ad_text = models.TextField()