diff --git a/util.js b/util.js
index 5d070d9..632f393 100644
--- a/util.js
+++ b/util.js
@@ -1,378 +1,378 @@
-// util.js
-// copyright Sébastien Lucas
-// https://github.com/seblucas/cops
-
-/*global LRUCache */
-
-var templatePage, templateBookDetail, templateMain, templateSuggestion, currentData, before, filterList;
-
-if (typeof LRUCache!='undefined') {
-    var cache = new LRUCache(30);
-}
-
-var DEBUG = false;
-var isPushStateEnabled = window.history && window.history.pushState && window.history.replaceState &&
-  // pushState isn't reliable on iOS until 5.
-  !navigator.userAgent.match(/((iPod|iPhone|iPad).+\bOS\s+[1-4]|WebApps\/.+CFNetwork)/);
-
-function debug_log(text) {
-    if ( DEBUG ) {
-        console.log(text);
-    }
-}
-
-/*exported updateCookie */
-function updateCookie (id) {
-    if($(id).prop('pattern') && !$(id).val().match(new RegExp ($(id).prop('pattern')))) {
-        return;
-    }
-    var name = $(id).attr('id');
-    var value = $(id).val ();
-    $.cookie(name, value, { expires: 365 });
-}
-
-/*exported updateCookieFromCheckbox */
-function updateCookieFromCheckbox (id) {
-    var name = $(id).attr('id');
-    if ((/^style/).test (name)) {
-        name = "style";
-    }
-    if ($(id).is(":checked"))
-    {
-        if ($(id).is(':radio')) {
-            $.cookie(name, $(id).val (), { expires: 365 });
-        } else {
-            $.cookie(name, '1', { expires: 365 });
-        }
-    }
-    else
-    {
-        $.cookie(name, '0', { expires: 365 });
-    }
-}
-
-function elapsed () {
-    var elapsedTime = new Date () - before; 
-    return "Elapsed : " + elapsedTime;
-}
-
-function retourMail(data, textStatus, jqXHR ) {
-    $("#mailButton :first-child").removeClass ("icon-spinner icon-spin").addClass ("icon-envelope");
-    alert (data);
-}
-
-/*exported sendToMailAddress */
-function sendToMailAddress (component, dataid) {
-    var email = $.cookie ('email');
-    if (!$.cookie ('email')) {
-        email = window.prompt (currentData.c.i18n.customizeEmail, "");
-        $.cookie ('email', email, { expires: 365 });
-    }
-    var url = 'sendtomail.php';
-    if (currentData.databaseId) {
-        url = url + '?db=' + currentData.databaseId;
-    }
-    $("#mailButton :first-child").removeClass ("icon-envelope").addClass ("icon-spinner icon-spin");
-    $.ajax ({'url': url, 'type': 'post', 'data': { 'data':  dataid, 'email': email }, 'success': retourMail});
-}
-
-function str_format () {
-    var s = arguments[0];
-    for (var i = 0; i < arguments.length - 1; i++) {
-        var reg = new RegExp("\\{" + i + "\\}", "gm");
-        s = s.replace(reg, arguments[i + 1]);
-    }
-    return s;
-}
-
-function isDefined(x) {
-    var undefinedVar;
-    return x !== undefinedVar;
-}
-
-function getCurrentOption (option) {
-    if (!$.cookie (option)) {
-        if (currentData && currentData.c && currentData.c.config && currentData.c.config [option]) {
-            return currentData.c.config [option];
-        }
-    }
-    return $.cookie (option);
-}
-
-/*exported htmlspecialchars */
-function htmlspecialchars(str) {
-    return String(str)
-            .replace(/&/g, '&amp;')
-            .replace(/"/g, '&quot;')
-            .replace(/'/g, '&#39;')
-            .replace(/</g, '&lt;')
-            .replace(/>/g, '&gt;');
-}
-
-/************************************************
- * All functions needed to filter the book list by tags
- ************************************************
- */
-
-function getTagList () {
-    var tagList = {};
-    $(".se").each (function(){
-        if ($(this).parents (".filtered").length > 0) { return; }
-        var taglist = $(this).text();
-
-        var tagarray = taglist.split (",");
-        for (var i in tagarray) {
-            var tag = tagarray [i].replace(/^\s+/g,'').replace(/\s+$/g,'');
-            tagList [tag] = 1;
-        }
-    });
-    return tagList;
-}
-
-function doFilter () {
-    $(".books").removeClass("filtered");
-    if (jQuery.isEmptyObject(filterList)) {
-        updateFilters ();
-        return;
-    }
-    
-    $(".se").each (function(){
-        var taglist = ", " + $(this).text() + ", ";
-        var toBeFiltered = false;
-        for (var filter in filterList) {
-            var onlyThisTag = filterList [filter];
-            filter = ', ' + filter + ', ';
-            var myreg = new RegExp (filter);
-            if (myreg.test (taglist)) {
-                if (onlyThisTag === false) {
-                    toBeFiltered = true;
-                }
-            } else {
-                if (onlyThisTag === true) {
-                    toBeFiltered = true;
-                }
-            }
-        }
-        if (toBeFiltered) { $(this).parents (".books").addClass ("filtered"); }
-    });
-    updateFilters ();
-}
-
-function updateFilters () {
-    var tagList = getTagList ();
-    
-    // If there is already some filters then let's prepare to update the list
-    $("#filter ul li").each (function () {
-        var text = $(this).text ();
-        if (isDefined (tagList [text]) || $(this).attr ('class')) {
-            tagList [text] = 0;
-        } else {
-            tagList [text] = -1;
-        }
-    });
-    
-    // Update the filter -1 to remove, 1 to add, 0 already there
-    for (var tag in tagList) {
-        var tagValue = tagList [tag];
-        if (tagValue === -1) {
-            $("#filter ul li:contains('" + tag + "')").remove();
-        }
-        if (tagValue === 1) {
-            $("#filter ul").append ("<li>" + tag + "</li>");
-        }
-    }
-    
-    $("#filter ul").append ("<li>_CLEAR_</li>");
-    
-    // Sort the list alphabetically
-    $('#filter ul li').sortElements(function(a, b){
-        return $(a).text() > $(b).text() ? 1 : -1;
-    });
-}
-
-function handleFilterEvents () {
-    $("#filter ul").on ("click", "li", function(){
-        var filter = $(this).text ();
-        if (filter === "_CLEAR_") {
-            filterList = {};
-            $("#filter ul li").removeClass ("filter-exclude");
-            $("#filter ul li").removeClass ("filter-include");
-            doFilter ();
-            return;
-        }
-        switch ($(this).attr("class")) {
-            case "filter-include" :
-                $(this).attr("class", "filter-exclude");
-                filterList [filter] = false;
-                break;
-            case "filter-exclude" :
-                $(this).removeClass ("filter-exclude"); 
-                delete filterList [filter];
-                break;
-            default :
-                $(this).attr("class", "filter-include");
-                filterList [filter] = true;
-                break;
-        }
-        doFilter ();
-    });
-}
-
-/************************************************
- * Functions to handle Ajax navigation
- ************************************************
- */
-
-function navigateTo (url) {
-    $("h1").append (" <i class='icon-spinner icon-spin'></i>");
-    before = new Date ();
-    var jsonurl = url.replace ("index", "getJSON");
-    var cachedData = cache.get (jsonurl);
-    if (cachedData) {
-        history.pushState(jsonurl, "", url);
-        updatePage (cachedData);
-    } else {
-        $.getJSON(jsonurl, function(data) {
-            history.pushState(jsonurl, "", url);
-            cache.put (jsonurl, data);
-            updatePage (data);
-        });
-    }
-}
-
-function updatePage (data) {
-    var result;
-    filterList = {};
-    data.c = currentData.c;
-    if (false && $("section").length && currentData.isPaginated === 0 &&  data.isPaginated === 0) {
-        // Partial update (for now disabled)
-        debug_log ("Partial update");
-        result = templateMain (data);
-        $("h1").html (data.title);
-        $("section").html (result);
-    } else {
-        // Full update
-        result = templatePage (data);
-        $("body").html (result);
-    }
-    document.title = data.title;
-    currentData = data;
-    setTimeout( function() { $("input[name=query]").focus(); }, 500 );
-    
-    debug_log (elapsed ());
-    
-    if ($.cookie('toolbar') === '1') { $("#tool").show (); }
-    if (currentData.containsBook === 1) {
-        $("#sortForm").show ();
-        if (getCurrentOption ("html_tag_filter") === "1") {
-            $("#filter ul").empty ();
-            updateFilters ();
-            handleFilterEvents ();
-        }
-    } else {
-        $("#sortForm").hide ();
-    }
-}
-
-/*exported handleLinks */
-function handleLinks () {
-    $("body").on ("click", "a[href^='index']", link_Clicked);
-    $("body").on ("submit", "#searchForm", search_Submitted);
-    $("body").on ("click", "#sort", function(){
-        $('.books').sortElements(function(a, b){
-            var test = 1;
-            if ($("#sortorder").val() === "desc")
-            {
-                test = -1;
-            }
-            return $(a).find ("." + $("#sortchoice").val()).text() > $(b).find ("." + $("#sortchoice").val()).text() ? test : -test;
-        });
-    });
-    
-    $("body").on ("click", ".headright", function(){
-        if ($("#tool").is(":hidden")) {
-            $("#tool").slideDown("slow");
-            $("input[name=query]").focus();
-            $.cookie('toolbar', '1', { expires: 365 });
-        } else {
-            $("#tool").slideUp();
-            $.removeCookie('toolbar');
-        }
-    });
-    $("body").magnificPopup({
-        delegate: '.fancycover', // child items selector, by clicking on it popup will open
-        type: 'image',
-        gallery:{enabled:true, preload: [0,2]},
-        disableOn: function() {
-          if( getCurrentOption ("use_fancyapps") === "1" ) {
-            return true;
-          } 
-          return false;
-        }
-    });
-}
-
-function link_Clicked (event) {
-    var currentLink = $(this);
-    if (!isPushStateEnabled ||
-        currentData.page === "19") { 
-        return;
-    }
-    event.preventDefault();
-    var url = currentLink.attr('href');
-    
-    if ($(".mfp-ready").length)
-    {
-        $.magnificPopup.close();
-    }
-    
-    // The bookdetail / about should be displayed in a lightbox
-    if (getCurrentOption ("use_fancyapps") === "1" && 
-        (currentLink.hasClass ("fancydetail") || currentLink.hasClass ("fancyabout"))) {
-        before = new Date ();
-        var jsonurl = url.replace ("index", "getJSON");
-        $.getJSON(jsonurl, function(data) {
-            data.c = currentData.c;
-            var detail = "";
-            if (data.page === "16") {
-                detail = data.fullhtml;
-            } else {
-                detail = templateBookDetail (data);
-            }
-            $.magnificPopup.open({
-              items: {
-                src: detail,
-                type: 'inline'
-              }
-            });
-            debug_log (elapsed ());
-        });
-        return;
-    }
-    navigateTo (url);
-}
-
-function search_Submitted (event) {
-    if (!isPushStateEnabled ||
-        currentData.page === "19") { 
-        return;
-    }
-    event.preventDefault();
-    var url = str_format ("index.php?page=9&current={0}&query={1}&db={2}", currentData.page, $("input[name=query]").val (), currentData.databaseId);
-    navigateTo (url);
-}
-
-window.onpopstate = function(event) {
-    before = new Date ();
-    var data = cache.get (event.state);
-    updatePage (data);
-};
-
-$(document).keydown(function(e){
-    if (e.keyCode === 37 && $("#prevLink").length > 0) {
-        navigateTo ($("#prevLink").attr('href'));
-    }
-    if (e.keyCode === 39  && $("#nextLink").length > 0) {
-        navigateTo ($("#nextLink").attr('href'));
-    }
+// util.js
+// copyright Sébastien Lucas
+// https://github.com/seblucas/cops
+
+/*global LRUCache */
+
+var templatePage, templateBookDetail, templateMain, templateSuggestion, currentData, before, filterList;
+
+if (typeof LRUCache != 'undefined') {
+    var cache = new LRUCache(30);
+}
+
+var DEBUG = false;
+var isPushStateEnabled = window.history && window.history.pushState && window.history.replaceState &&
+  // pushState isn't reliable on iOS until 5.
+  !navigator.userAgent.match(/((iPod|iPhone|iPad).+\bOS\s+[1-4]|WebApps\/.+CFNetwork)/);
+
+function debug_log(text) {
+    if ( DEBUG ) {
+        console.log(text);
+    }
+}
+
+/*exported updateCookie */
+function updateCookie (id) {
+    if ($(id).prop('pattern') && !$(id).val().match(new RegExp ($(id).prop('pattern')))) {
+        return;
+    }
+    var name = $(id).attr('id');
+    var value = $(id).val ();
+    $.cookie(name, value, { expires: 365 });
+}
+
+/*exported updateCookieFromCheckbox */
+function updateCookieFromCheckbox (id) {
+    var name = $(id).attr('id');
+    if ((/^style/).test (name)) {
+        name = "style";
+    }
+    if ($(id).is(":checked"))
+    {
+        if ($(id).is(':radio')) {
+            $.cookie(name, $(id).val (), { expires: 365 });
+        } else {
+            $.cookie(name, '1', { expires: 365 });
+        }
+    }
+    else
+    {
+        $.cookie(name, '0', { expires: 365 });
+    }
+}
+
+function elapsed () {
+    var elapsedTime = new Date () - before;
+    return "Elapsed : " + elapsedTime;
+}
+
+function retourMail(data, textStatus, jqXHR ) {
+    $("#mailButton :first-child").removeClass ("icon-spinner icon-spin").addClass ("icon-envelope");
+    alert (data);
+}
+
+/*exported sendToMailAddress */
+function sendToMailAddress (component, dataid) {
+    var email = $.cookie ('email');
+    if (!$.cookie ('email')) {
+        email = window.prompt (currentData.c.i18n.customizeEmail, "");
+        $.cookie ('email', email, { expires: 365 });
+    }
+    var url = 'sendtomail.php';
+    if (currentData.databaseId) {
+        url = url + '?db=' + currentData.databaseId;
+    }
+    $("#mailButton :first-child").removeClass ("icon-envelope").addClass ("icon-spinner icon-spin");
+    $.ajax ({'url': url, 'type': 'post', 'data': { 'data':  dataid, 'email': email }, 'success': retourMail});
+}
+
+function str_format () {
+    var s = arguments[0];
+    for (var i = 0; i < arguments.length - 1; i++) {
+        var reg = new RegExp("\\{" + i + "\\}", "gm");
+        s = s.replace(reg, arguments[i + 1]);
+    }
+    return s;
+}
+
+function isDefined(x) {
+    var undefinedVar;
+    return x !== undefinedVar;
+}
+
+function getCurrentOption (option) {
+    if (!$.cookie (option)) {
+        if (currentData && currentData.c && currentData.c.config && currentData.c.config [option]) {
+            return currentData.c.config [option];
+        }
+    }
+    return $.cookie (option);
+}
+
+/*exported htmlspecialchars */
+function htmlspecialchars(str) {
+    return String(str)
+            .replace(/&/g, '&amp;')
+            .replace(/"/g, '&quot;')
+            .replace(/'/g, '&#39;')
+            .replace(/</g, '&lt;')
+            .replace(/>/g, '&gt;');
+}
+
+/************************************************
+ * All functions needed to filter the book list by tags
+ ************************************************
+ */
+
+function getTagList () {
+    var tagList = {};
+    $(".se").each (function(){
+        if ($(this).parents (".filtered").length > 0) { return; }
+        var taglist = $(this).text();
+
+        var tagarray = taglist.split (",");
+        for (var i in tagarray) {
+            var tag = tagarray [i].replace(/^\s+/g,'').replace(/\s+$/g,'');
+            tagList [tag] = 1;
+        }
+    });
+    return tagList;
+}
+
+function doFilter () {
+    $(".books").removeClass("filtered");
+    if (jQuery.isEmptyObject(filterList)) {
+        updateFilters ();
+        return;
+    }
+    
+    $(".se").each (function(){
+        var taglist = ", " + $(this).text() + ", ";
+        var toBeFiltered = false;
+        for (var filter in filterList) {
+            var onlyThisTag = filterList [filter];
+            filter = ', ' + filter + ', ';
+            var myreg = new RegExp (filter);
+            if (myreg.test (taglist)) {
+                if (onlyThisTag === false) {
+                    toBeFiltered = true;
+                }
+            } else {
+                if (onlyThisTag === true) {
+                    toBeFiltered = true;
+                }
+            }
+        }
+        if (toBeFiltered) { $(this).parents (".books").addClass ("filtered"); }
+    });
+    updateFilters ();
+}
+
+function updateFilters () {
+    var tagList = getTagList ();
+    
+    // If there is already some filters then let's prepare to update the list
+    $("#filter ul li").each (function () {
+        var text = $(this).text ();
+        if (isDefined (tagList [text]) || $(this).attr ('class')) {
+            tagList [text] = 0;
+        } else {
+            tagList [text] = -1;
+        }
+    });
+    
+    // Update the filter -1 to remove, 1 to add, 0 already there
+    for (var tag in tagList) {
+        var tagValue = tagList [tag];
+        if (tagValue === -1) {
+            $("#filter ul li:contains('" + tag + "')").remove();
+        }
+        if (tagValue === 1) {
+            $("#filter ul").append ("<li>" + tag + "</li>");
+        }
+    }
+    
+    $("#filter ul").append ("<li>_CLEAR_</li>");
+    
+    // Sort the list alphabetically
+    $('#filter ul li').sortElements(function(a, b){
+        return $(a).text() > $(b).text() ? 1 : -1;
+    });
+}
+
+function handleFilterEvents () {
+    $("#filter ul").on ("click", "li", function(){
+        var filter = $(this).text ();
+        if (filter === "_CLEAR_") {
+            filterList = {};
+            $("#filter ul li").removeClass ("filter-exclude");
+            $("#filter ul li").removeClass ("filter-include");
+            doFilter ();
+            return;
+        }
+        switch ($(this).attr("class")) {
+            case "filter-include" :
+                $(this).attr("class", "filter-exclude");
+                filterList [filter] = false;
+                break;
+            case "filter-exclude" :
+                $(this).removeClass ("filter-exclude");
+                delete filterList [filter];
+                break;
+            default :
+                $(this).attr("class", "filter-include");
+                filterList [filter] = true;
+                break;
+        }
+        doFilter ();
+    });
+}
+
+/************************************************
+ * Functions to handle Ajax navigation
+ ************************************************
+ */
+
+function navigateTo (url) {
+    $("h1").append (" <i class='icon-spinner icon-spin'></i>");
+    before = new Date ();
+    var jsonurl = url.replace ("index", "getJSON");
+    var cachedData = cache.get (jsonurl);
+    if (cachedData) {
+        history.pushState(jsonurl, "", url);
+        updatePage (cachedData);
+    } else {
+        $.getJSON(jsonurl, function(data) {
+            history.pushState(jsonurl, "", url);
+            cache.put (jsonurl, data);
+            updatePage (data);
+        });
+    }
+}
+
+function updatePage (data) {
+    var result;
+    filterList = {};
+    data.c = currentData.c;
+    if (false && $("section").length && currentData.isPaginated === 0 &&  data.isPaginated === 0) {
+        // Partial update (for now disabled)
+        debug_log ("Partial update");
+        result = templateMain (data);
+        $("h1").html (data.title);
+        $("section").html (result);
+    } else {
+        // Full update
+        result = templatePage (data);
+        $("body").html (result);
+    }
+    document.title = data.title;
+    currentData = data;
+    setTimeout( function() { $("input[name=query]").focus(); }, 500 );
+    
+    debug_log (elapsed ());
+    
+    if ($.cookie('toolbar') === '1') { $("#tool").show (); }
+    if (currentData.containsBook === 1) {
+        $("#sortForm").show ();
+        if (getCurrentOption ("html_tag_filter") === "1") {
+            $("#filter ul").empty ();
+            updateFilters ();
+            handleFilterEvents ();
+        }
+    } else {
+        $("#sortForm").hide ();
+    }
+}
+
+/*exported handleLinks */
+function handleLinks () {
+    $("body").on ("click", "a[href^='index']", link_Clicked);
+    $("body").on ("submit", "#searchForm", search_Submitted);
+    $("body").on ("click", "#sort", function(){
+        $('.books').sortElements(function(a, b){
+            var test = 1;
+            if ($("#sortorder").val() === "desc")
+            {
+                test = -1;
+            }
+            return $(a).find ("." + $("#sortchoice").val()).text() > $(b).find ("." + $("#sortchoice").val()).text() ? test : -test;
+        });
+    });
+    
+    $("body").on ("click", ".headright", function(){
+        if ($("#tool").is(":hidden")) {
+            $("#tool").slideDown("slow");
+            $("input[name=query]").focus();
+            $.cookie('toolbar', '1', { expires: 365 });
+        } else {
+            $("#tool").slideUp();
+            $.removeCookie('toolbar');
+        }
+    });
+    $("body").magnificPopup({
+        delegate: '.fancycover', // child items selector, by clicking on it popup will open
+        type: 'image',
+        gallery:{enabled:true, preload: [0,2]},
+        disableOn: function() {
+          if( getCurrentOption ("use_fancyapps") === "1" ) {
+            return true;
+          }
+          return false;
+        }
+    });
+}
+
+function link_Clicked (event) {
+    var currentLink = $(this);
+    if (!isPushStateEnabled ||
+        currentData.page === "19") {
+        return;
+    }
+    event.preventDefault();
+    var url = currentLink.attr('href');
+    
+    if ($(".mfp-ready").length)
+    {
+        $.magnificPopup.close();
+    }
+    
+    // The bookdetail / about should be displayed in a lightbox
+    if (getCurrentOption ("use_fancyapps") === "1" &&
+        (currentLink.hasClass ("fancydetail") || currentLink.hasClass ("fancyabout"))) {
+        before = new Date ();
+        var jsonurl = url.replace ("index", "getJSON");
+        $.getJSON(jsonurl, function(data) {
+            data.c = currentData.c;
+            var detail = "";
+            if (data.page === "16") {
+                detail = data.fullhtml;
+            } else {
+                detail = templateBookDetail (data);
+            }
+            $.magnificPopup.open({
+              items: {
+                src: detail,
+                type: 'inline'
+              }
+            });
+            debug_log (elapsed ());
+        });
+        return;
+    }
+    navigateTo (url);
+}
+
+function search_Submitted (event) {
+    if (!isPushStateEnabled ||
+        currentData.page === "19") {
+        return;
+    }
+    event.preventDefault();
+    var url = str_format ("index.php?page=9&current={0}&query={1}&db={2}", currentData.page, $("input[name=query]").val (), currentData.databaseId);
+    navigateTo (url);
+}
+
+window.onpopstate = function(event) {
+    before = new Date ();
+    var data = cache.get (event.state);
+    updatePage (data);
+};
+
+$(document).keydown(function(e){
+    if (e.keyCode === 37 && $("#prevLink").length > 0) {
+        navigateTo ($("#prevLink").attr('href'));
+    }
+    if (e.keyCode === 39  && $("#nextLink").length > 0) {
+        navigateTo ($("#nextLink").attr('href'));
+    }
 });
\ No newline at end of file