diff --git a/styles/style-base.css b/styles/style-base.css
index 7b82df9..4556232 100644
--- a/styles/style-base.css
+++ b/styles/style-base.css
@@ -89,6 +89,15 @@ opacity: 0.5;
     opacity: 1;
 }
 
+.filter-include:after { 
+    content: "\fa99";
+}
+
+.filter-exclude:after { 
+    content: "\fa9d";
+}
+
+
 .filter-exclude { 
     border-right:thick solid red;
     opacity: 1;
diff --git a/util.js b/util.js
index 4f4a061..700a060 100644
--- a/util.js
+++ b/util.js
@@ -2,7 +2,7 @@
 // copyright Sébastien Lucas
 // https://github.com/seblucas/cops
 
-/*jshint curly: true, latedef: true, trailing: true, noarg: true, undef: true, browser: true, jquery: true, unused: true, devel: true */
+/*jshint curly: true, latedef: true, trailing: true, noarg: true, undef: true, browser: true, jquery: true, unused: true, devel: true, loopfunc: true */
 /*global LRUCache */
 
 var templatePage, templateBookDetail, templateMain, templateSuggestion, currentData, before, filterList;