diff --git a/index.html b/index.html
index a9d6542..2433d41 100644
--- a/index.html
+++ b/index.html
@@ -282,6 +282,8 @@
           });
         }
 
+        funcUpdateList = updateFileList;
+
         function openFile(fileName) {
           currentFile = fileName;
           editor.setValue(files[fileName]);
@@ -289,6 +291,8 @@
           updateStatusBar();
         }
 
+        funcOpenFile = openFile;
+
         function getFileMode(fileName) {
           const extension = fileName.split(".").pop().toLowerCase();
           switch (extension) {
@@ -319,6 +323,8 @@
           }
         }
 
+        funcGetFileMode = getFileMode;
+
         function updateStatusBar() {
           const statusBar = document.querySelector(".status-bar");
           const mode = editor.getOption("mode");
@@ -327,6 +333,8 @@
           }`;
         }
 
+        funcUpdateStatusBar = updateStatusBar;
+
         window.renameFile = (oldName) => {
           const newName = prompt("Enter new file name:", oldName);
           if (newName && newName !== oldName) {
@@ -369,6 +377,8 @@
           }
         }
 
+        funcQuickSave = quickSaveFile;
+
         async function saveAs(content) {
           const blob = new Blob([content], { type: "text/plain" });
           const extension = currentFile.split(".").pop().toLowerCase();
@@ -385,6 +395,8 @@
           await fileStream.close();
         }
 
+        funcSaveAs = saveAs
+
         document.getElementById("save-icon").addEventListener("click", () => {
           files[currentFile] = editor.getValue();
           const srcCode = files[currentFile];
@@ -521,16 +533,23 @@
         });
 
         // Toggle file explorer
-        const toggleExplorer = document.getElementById("toggle-explorer");
-        const fileExplorer = document.querySelector(".file-explorer");
+        toggleExplorer = document.getElementById("toggle-explorer");
+        fileExplorer = document.querySelector(".file-explorer");
         let isExplorerVisible = true;
 
-        toggleExplorer.addEventListener("click", () => {
+
+        function te() {
           isExplorerVisible = !isExplorerVisible;
           fileExplorer.classList.toggle("hidden", !isExplorerVisible);
           toggleExplorer.classList.toggle("flipped", !isExplorerVisible);
+        }
+
+        toggleExplorer.addEventListener("click", () => {
+          te()
         });
 
+        funcToggleExplorer = te
+
         updateFileList();
         openFile("Welcome2SneedCode.md");
       });