clean code

resource/js/legacy/crowi.js

@@ -452,12 +452,14 @@ $(function() {
     return false;
   });
 
-  // list-link
+  /*
+   * wrap short path with <strong></strong> 
+   */
   $('.page-list-link').each(function() {
     var $link = $(this);
     var text = $link.text();
     var path = $link.data('path');
-    var shortPath = String($link.data('short-path'));
+    var shortPath = String($link.data('short-path')); // convert to string
 
     if (path == null || shortPath == null) {
       // continue