fix loading in some situations

dicomViewer.js

@@ -585,13 +585,14 @@ export function loadCornerstone(main_element, db, images, annotations_to_load, l
                 //});
             } else {
                 let url;
-                // This doesn't seem to have any benefit
-                //if (data_url.startsWith("http")) {
-                //    url = data_url;
-                //} else {
-                //    url = window.location.href.replace(/\/\#\/?$/, '') + "/" + data_url
-                //}
+                // Cornerstone needs the whole url to load? (not relative)
+                if (data_url.startsWith("http")) {
                     url = data_url;
+                } else {
+                    url = window.location.href.replace(/\/\#\/?$/, '').replace("index.html", "") + "/" + data_url
+                }
+                //url = data_url;
+
 
                 if (url.endsWith("dcm")) {
                     url = "wadouri:" + url;
@@ -618,7 +619,11 @@ export function loadCornerstone(main_element, db, images, annotations_to_load, l
 
                 //console.log("LOAD and cache, then", image);
                 loadCornerstoneMainImage(element, image, stack, db, load_as_stack);
+
+                // We can only check dicom data if it exists (e.g. not on jpegs)
+                if (image.data != undefined) {
                     checkAnonStatus(image.data)
+                }
 
                 let load_annotation_image = true;
                 if (load_annotation_image) {