diff --git a/base.php b/base.php
index b21c983..ebe3834 100644
--- a/base.php
+++ b/base.php
@@ -751,11 +751,12 @@ class PageCustomize extends Page
         array_push ($this->entryArray, new Entry (localize ("customize.style"), "", 
                                         $content, "text", 
                                         array ()));
-        
-        $content = '<input type="checkbox" onchange="updateCookieFromCheckbox (this);" id="use_fancyapps" ' . $use_fancybox . ' />';
-        array_push ($this->entryArray, new Entry (localize ("customize.fancybox"), "", 
-                                        $content, "text", 
-                                        array ()));
+        if (!useServerSideRendering ()) {
+            $content = '<input type="checkbox" onchange="updateCookieFromCheckbox (this);" id="use_fancyapps" ' . $use_fancybox . ' />';
+            array_push ($this->entryArray, new Entry (localize ("customize.fancybox"), "", 
+                                            $content, "text", 
+                                            array ()));
+        }
         $content = '<input type="number" onchange="updateCookie (this);" id="max_item_per_page" value="' . getCurrentOption ("max_item_per_page") . '" min="-1" max="1200" pattern="^[-+]?[0-9]+$" />';
         array_push ($this->entryArray, new Entry (localize ("customize.paging"), "", 
                                         $content, "text", 
diff --git a/book.php b/book.php
index 8cc8c9f..30638e3 100644
--- a/book.php
+++ b/book.php
@@ -631,6 +631,7 @@ function getJson ($complete = false) {
                    "config" => array (
                        "use_fancyapps" => $config ["cops_use_fancyapps"],
                        "max_item_per_page" => $config['cops_max_item_per_page'],
+                       "server_side_rendering" => useServerSideRendering (),
                        "html_tag_filter" => $config['cops_html_tag_filter']));
         if ($config['cops_thumbnail_handling'] == "1") {
             $out ["const"]["url"]["thumbnailUrl"] = $out ["const"]["url"]["coverUrl"];
diff --git a/index.php b/index.php
index 2094b43..18e917f 100644
--- a/index.php
+++ b/index.php
@@ -42,13 +42,16 @@
     <link rel="apple-touch-icon" sizes="144x144" href="./icons/icon144.png" />
     
     <title>COPS</title>
+
     <script type="text/javascript" src="<?php echo getUrlWithVersion("resources/jQuery/jquery-1.10.2.min.js") ?>"></script>
     <script type="text/javascript" src="<?php echo getUrlWithVersion("resources/jquery-cookie/jquery.cookies.js") ?>"></script>
+    <script type="text/javascript" src="<?php echo getUrlWithVersion("js/jquery.sortElements.js") ?>"></script>
+<?php if (!useServerSideRendering ()) { ?>
     <script type="text/javascript" src="<?php echo getUrlWithVersion("resources/Magnific-Popup/jquery.magnific-popup.min.js") ?>"></script>
     <link rel="stylesheet" type="text/css" href="<?php echo getUrlWithVersion("resources/Magnific-Popup/magnific-popup.css") ?>" media="screen" />
-    <script type="text/javascript" src="<?php echo getUrlWithVersion("js/jquery.sortElements.js") ?>"></script>
     <script type="text/javascript" src="<?php echo getUrlWithVersion("resources/doT/doT.min.js") ?>"></script>
     <script type="text/javascript" src="<?php echo getUrlWithVersion("resources/lru/lru.js") ?>"></script>
+<?php } ?>
     <script type="text/javascript" src="<?php echo getUrlWithVersion("util.js") ?>"></script>
     <link rel="related" href="<?php echo $config['cops_full_url'] ?>feed.php" type="application/atom+xml;profile=opds-catalog" title="<?php echo $config['cops_title_default']; ?>" /> 
     <link rel="icon" type="image/vnd.microsoft.icon" href="<?php echo $config['cops_icon']; ?>" />
diff --git a/templates/default/header.html b/templates/default/header.html
index 58e5d9e..d1640f7 100644
--- a/templates/default/header.html
+++ b/templates/default/header.html
@@ -2,11 +2,13 @@
     <a class="headleft" href="{{=it.homeurl}}">
         <div title="{{=it.const.i18n.homeAlt}}" class="hicon hicon64"><i class="icon-home"></i></div>
     </a>
+    {{? it.const.config.server_side_rendering == 0}}
     <div title="Settings and menu" class="hicon hicon64 headright"><i class="icon-cog" id="searchImage"></i></div>
+    {{?}}
     <div class="headcenter">
         <h1>{{=it.title}}</h1>
     </div>
-    <div id="tool" style="display: none">
+    <div id="tool" {{? it.const.config.server_side_rendering == 0}}style="display: none"{{?}}>
         <div style="float: left; width: 50%">
             <form id="searchForm" action="index.php" method="get">
                 <div  style="float: right">
@@ -24,6 +26,7 @@
                 </div>
             </form>
         </div>
+        {{? it.const.config.server_side_rendering == 0}}
         <div id="sortForm" style="float: right; width: 45%; display: none">
             <div style="float: right">
                 <div title="{{=it.const.i18n.sortAlt}}" id="sort" class="hicon hicon32"><i class="icon-sort"></i></div>
@@ -45,5 +48,6 @@
             <ul>
             </ul>
         </div>
+        {{?}}
     </div>
 </header>
diff --git a/util.js b/util.js
index a5a0739..e8b5051 100644
--- a/util.js
+++ b/util.js
@@ -4,7 +4,9 @@
 
 var templatePage, templateBookDetail, templateMain, currentData, before, filterList;
 
-var cache = new LRUCache(30);
+if (typeof LRUCache!='undefined') {
+    var cache = new LRUCache(30);
+}
 
 var DEBUG = false;
 var isPushStateEnabled = window.history && window.history.pushState && window.history.replaceState &&