diff --git a/themes/bootstrap3/js/common.js b/themes/bootstrap3/js/common.js
index b41b31af333f114be6bc3e71bfc8893798da5930..2abb181be31c8e9c1d190f3b840ab5a0ab800e93 100644
--- a/themes/bootstrap3/js/common.js
+++ b/themes/bootstrap3/js/common.js
@@ -23,30 +23,6 @@ function extractClassParams(str) {
   }
   return params;
 }
-function jqEscape(myid) {
-  return String(myid).replace(/[!"#$%&'()*+,.\/:;<=>?@\[\\\]\^`{|}~]/g, "\\$&");
-}
-function html_entity_decode(string, quote_style)
-{
-  var hash_map = {},
-    symbol = '',
-    tmp_str = '',
-    entity = '';
-  tmp_str = string.toString();
-
-  delete(hash_map['&']);
-  hash_map['&'] = '&amp;';
-  hash_map['>'] = '&gt;';
-  hash_map['<'] = '&lt;';
-
-  for (symbol in hash_map) {
-    entity = hash_map[symbol];
-    tmp_str = tmp_str.split(entity).join(symbol);
-  }
-  tmp_str = tmp_str.split('&#039;').join("'");
-
-  return tmp_str;
-}
 
 // Turn GET string into array
 function deparam(url) {
diff --git a/themes/bootstrap3/js/hierarchyTree.js b/themes/bootstrap3/js/hierarchyTree.js
index 4efe0af5f44f1852f21f2d75944df5756a650447..4cf029a43809761fa1e5edcac5faa8a5d09cc9b2 100644
--- a/themes/bootstrap3/js/hierarchyTree.js
+++ b/themes/bootstrap3/js/hierarchyTree.js
@@ -1,12 +1,31 @@
-
-/*global hierarchySettings, html_entity_decode, jqEscape, path, vufindString*/
+/*global hierarchySettings, path, vufindString*/
 
 
 var hierarchyID, recordID, htmlID, hierarchyContext;
 var baseTreeSearchFullURL;
 
-function getRecord(recordID)
-{
+/* Utility functions */
+function htmlEncodeId(id) {
+  return id.replace(/\W/g, "-"); // Also change Hierarchy/TreeRenderer/JSTree.php
+}
+function html_entity_decode(string, quote_style) {
+  var hash_map = {
+    '&': '&amp;',
+    '>': '&gt;',
+    '<': '&lt;'
+  };
+  var tmp_str = string.toString();
+
+  for (var symbol in hash_map) {
+    var entity = hash_map[symbol];
+    tmp_str = tmp_str.split(entity).join(symbol);
+  }
+  tmp_str = tmp_str.split('&#039;').join("'");
+
+  return tmp_str;
+}
+
+function getRecord(recordID) {
   $.ajax({
     url: path + '/Hierarchy/GetRecord?' + $.param({id: recordID}),
     dataType: 'html',
@@ -24,8 +43,7 @@ function getRecord(recordID)
   });
 }
 
-function changeNoResultLabel(display)
-{
+function changeNoResultLabel(display) {
   if (display) {
     $("#treeSearchNoResults").removeClass('hidden');
   } else {
@@ -33,8 +51,7 @@ function changeNoResultLabel(display)
   }
 }
 
-function changeLimitReachedLabel(display)
-{
+function changeLimitReachedLabel(display) {
   if (display) {
     $("#treeSearchLimitReached").removeClass('hidden');
   } else {
@@ -42,14 +59,8 @@ function changeLimitReachedLabel(display)
   }
 }
 
-function htmlEncodeId(id)
-{
-  return id.replace(/\W/g, "-"); // Also change Hierarchy/TreeRenderer/JSTree.php
-}
-
 var searchAjax = false;
-function doTreeSearch()
-{
+function doTreeSearch() {
   $('#treeSearchLoadingImg').removeClass('hidden');
   var keyword = $("#treeSearchText").val();
   var type = $("#treeSearchType").val();
@@ -93,8 +104,7 @@ function doTreeSearch()
   }
 }
 
-function buildJSONNodes(xml)
-{
+function buildJSONNodes(xml) {
   var jsonNode = [];
   $(xml).children('item').each(function() {
     var content = $(this).children('content');
@@ -116,8 +126,7 @@ function buildJSONNodes(xml)
   });
   return jsonNode;
 }
-function buildTreeWithXml(cb)
-{
+function buildTreeWithXml(cb) {
   $.ajax({'url': path + '/Hierarchy/GetTree',
     'data': {
       'hierarchyID': hierarchyID,
@@ -132,19 +141,18 @@ function buildTreeWithXml(cb)
   });
 }
 
-$(document).ready(function()
-{
+$(document).ready(function() {
   // Code for the search button
   hierarchyID = $("#hierarchyTree").find(".hiddenHierarchyId")[0].value;
   recordID = $("#hierarchyTree").find(".hiddenRecordId")[0].value;
   htmlID = htmlEncodeId(recordID);
   hierarchyContext = $("#hierarchyTree").find(".hiddenContext")[0].value;
 
-  $("#hierarchyLoading").removeClass('hide');  
+  $("#hierarchyLoading").removeClass('hide');
 
   $("#hierarchyTree")
     .bind("ready.jstree", function (event, data) {
-      $("#hierarchyLoading").addClass('hide');  
+      $("#hierarchyLoading").addClass('hide');
       var tree = $("#hierarchyTree").jstree(true);
       tree.select_node(htmlID);
       tree._open_to(htmlID);