Index: /trunk/src/org/openstreetmap/josm/gui/layer/geoimage/ImageViewerDialog.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/layer/geoimage/ImageViewerDialog.java	(revision 7891)
+++ /trunk/src/org/openstreetmap/josm/gui/layer/geoimage/ImageViewerDialog.java	(revision 7892)
@@ -392,5 +392,7 @@
     @Override
     public void layerAdded(Layer newLayer) {
-        // Ignored
+        if (currentLayer == null && newLayer instanceof GeoImageLayer) {
+            ((GeoImageLayer)newLayer).showFirstPhoto();
+        }
     }