Update more broken links from file diretory consolidation and started migrating some js and ajax and css from root to /user /admin etc that pertain to the section

user/js/file_delete_modal.js

@@ -0,0 +1,5 @@
+function populateFileDeleteModal(file_id, file_name) {
+    // Dynamically populate the file delete modal with the file id (hidden) and name
+    document.getElementById("file_delete_id").value = file_id;
+    document.getElementById("file_delete_name").innerText = file_name;
+}