diff --git a/js/chrome-board-expanding-fix.js b/js/chrome-board-expanding-fix.js
deleted file mode 100644
index f0a5930a..00000000
--- a/js/chrome-board-expanding-fix.js
+++ /dev/null
@@ -1,7 +0,0 @@
-$(document).ready(function(){
-  $(".desktop-style .sub .sub").on("mouseover", function() {
-    $(this).addClass("hover");
-  }).on("mouseout", function() {
-    $(this).removeClass("hover");
-  });
-});