diff --git a/js/show-backlinks.js b/js/show-backlinks.js
index e6de23c3..ced55cef 100644
--- a/js/show-backlinks.js
+++ b/js/show-backlinks.js
@@ -13,38 +13,42 @@
  *
  */
 
-onReady(function(){
-	var showBackLinks = function() {
-		var reply_id = $(this).attr('id').replace(/(^reply_)|(^op_)/, '');
+onready(function() {
+	let showBackLinks = function() {
+		let reply_id = $(this).attr('id').replace(/(^reply_)|(^op_)/, '');
 
 		$(this).find('div.body a:not([rel="nofollow"])').each(function() {
-			var id, post, $mentioned;
+			let id, post, $mentioned;
 
-			if(id = $(this).text().match(/^>>(\d+)$/))
+			if (id = $(this).text().match(/^>>(\d+)$/)) {
 				id = id[1];
-			else
+			} else {
 				return;
+			}
 
 			$post = $('#reply_' + id);
-			if($post.length == 0){
+			if ($post.length == 0){
 				$post = $('#op_' + id);
-				if($post.length == 0)
+				if ($post.length == 0) {
 					return;
+				}
 			}
 
 			$mentioned = $post.find('p.intro span.mentioned');
-			if($mentioned.length == 0)
+			if($mentioned.length == 0) {
 				$mentioned = $('<span class="mentioned unimportant"></span>').appendTo($post.find('p.intro'));
+			}
 
-			if ($mentioned.find('a.mentioned-' + reply_id).length != 0)
+			if ($mentioned.find('a.mentioned-' + reply_id).length != 0) {
 				return;
+			}
 
-			var $link = $('<a class="mentioned-' + reply_id + '" onclick="highlightReply(\'' + reply_id + '\');" href="#' + reply_id + '">&gt;&gt;' +
+			let link = $('<a class="mentioned-' + reply_id + '" onclick="highlightReply(\'' + reply_id + '\');" href="#' + reply_id + '">&gt;&gt;' +
 				reply_id + '</a>');
-			$link.appendTo($mentioned)
+			link.appendTo($mentioned)
 
 			if (window.init_hover) {
-				$link.each(init_hover);
+				link.each(init_hover);
 			}
 		});
 	};
@@ -52,7 +56,7 @@ onReady(function(){
 	$('div.post.reply').each(showBackLinks);
 	$('div.post.op').each(showBackLinks);
 
-        $(document).on('new_post', function(e, post) {
+	$(document).on('new_post', function(e, post) {
 		showBackLinks.call(post);
 		if ($(post).hasClass("op")) {
 			$(post).find('div.post.reply').each(showBackLinks);