diff --git a/js/smartphone-spoiler.js b/js/smartphone-spoiler.js
index 05273c19..3e2b9bb6 100644
--- a/js/smartphone-spoiler.js
+++ b/js/smartphone-spoiler.js
@@ -4,7 +4,7 @@
  *
  * Released under the MIT license
  * Copyright (c) 2012 Michael Save <savetheinternet@tinyboard.org>
- * Copyright (c) 2013-2014 Marcin Łabanowski <marcin@6irc.net> 
+ * Copyright (c) 2013-2014 Marcin Łabanowski <marcin@6irc.net>
  *
  * Usage:
  *   $config['additional_javascript'][] = 'js/mobile-style.js';
@@ -12,11 +12,11 @@
  *
  */
 
-onready(function(){
-	if(device_type == 'mobile') {
-		var fix_spoilers = function(where) {
-			var spoilers = where.getElementsByClassName('spoiler');
-			for(var i = 0; i < spoilers.length; i++) {
+onready(function() {
+	if (device_type == 'mobile') {
+		let fix_spoilers = function(where) {
+			let spoilers = where.getElementsByClassName('spoiler');
+			for (let i = 0; i < spoilers.length; i++) {
 				spoilers[i].onmousedown = function() {
 					this.style.color = 'white';
 				};
@@ -24,11 +24,10 @@ onready(function(){
 		};
 		fix_spoilers(document);
 
-	        // allow to work with auto-reload.js, etc.
-	        $(document).on('new_post', function(e, post) {
-	                fix_spoilers(post);
-        	});             
-	
+		// allow to work with auto-reload.js, etc.
+		$(document).on('new_post', function(e, post) {
+			fix_spoilers(post);
+		});
+
 	}
 });
-