Изменить 'ace/index.html'

ace/index.html

@@ -84,7 +84,7 @@
             function updateToolbar() {
                 document.getElementById("btnUndo").disabled = !editor.session.getUndoManager().hasUndo();
                 document.getElementById("btnRedo").disabled = !editor.session.getUndoManager().hasRedo();
-                if (!window.fullscreen) {
+                if (window.fullscreen) {
                   document.getElementById("btnFs").style.display = "none";
                 } else {
                   document.getElementById("btnFs").style.display = "block";