diff --git a/ace/index.html b/ace/index.html
index a9b6456..9f5ce1f 100644
--- a/ace/index.html
+++ b/ace/index.html
@@ -48,9 +48,9 @@
     </head>
     <body>
         <div class="toolbar">
-            <button id="btnSave" onClick="save()" class="btn btn_g">save</button>
-            <button id="btnUndo" onClick="editor.undo()" class="btn">undo</button>
-            <button id="btnRedo" onClick="editor.redo()" class="btn">redo</button>
+            <!--<button id="btnSave" onClick="save()" class="btn btn_g">save</button>-->
+            <button id="btnUndo" onClick="editor.undo()" class="btn">↶</button>
+            <button id="btnRedo" onClick="editor.redo()" class="btn">↷</button>
         </div>
         <div class="inner" id="editor"></div>
         
