diff --git a/src/popup/popup.js b/src/popup/popup.js
index a952487..84cd589 100644
--- a/src/popup/popup.js
+++ b/src/popup/popup.js
@@ -13,6 +13,10 @@ angular.module('angularify.semantic.popup', [])
             // convert to json
             var popup_meta_data = eval('(' + scope.popup + ')');
             
+            if (popup_meta_data === undefined) {
+                return;
+            }
+            
             var title = popup_meta_data['title'];
             if (title == undefined)
                 title = '';
@@ -118,4 +122,4 @@ angular.module('angularify.semantic.popup', [])
             });
         }
     }
-});
\ No newline at end of file
+});