diff --git a/src/main/webapp/WEB-INF/velocity/photo.vm b/src/main/webapp/WEB-INF/velocity/photo.vm
index 6d4ac24..5c96523 100644
--- a/src/main/webapp/WEB-INF/velocity/photo.vm
+++ b/src/main/webapp/WEB-INF/velocity/photo.vm
@@ -81,7 +81,7 @@ $(document).ready(function() {
     return captionElement.innerHTML;
   }
   var selectedImg = window.location.search;
-  var selectedPos;
+  var selectedPos = undefined;
   if (/^\?focus=/.test(selectedImg)) {
     selectedImg = selectedImg.substring('?focus='.length);
     $("a.ss").each(function(index) {
@@ -98,7 +98,7 @@ $(document).ready(function() {
         'easingOut'     : 'easeOutQuad',
         'titleFormat'   : formatTitle
   });
-  if (selectedPos) {
+  if (selectedPos !== undefined) {
     $(gallery[selectedPos]).trigger('click');
   }
 })