diff --git a/book.php b/book.php
index f30f80a..7cc1b9c 100644
--- a/book.php
+++ b/book.php
@@ -553,12 +553,12 @@ order by substr (upper (sort), 1, 1)");
         return $entryArray;
     }
     
-    public static function getBooksByStartingLetter($letter, $n) {
-        return self::getEntryArray (self::SQL_BOOKS_BY_FIRST_LETTER, array ($letter . "%"), $n);
+    public static function getBooksByStartingLetter($letter, $n, $database = NULL, $numberPerPage = NULL) {
+        return self::getEntryArray (self::SQL_BOOKS_BY_FIRST_LETTER, array ($letter . "%"), $n, $database, $numberPerPage);
     }
     
-    public static function getEntryArray ($query, $params, $n, $database = NULL) {
-        list ($totalNumber, $result) = parent::executeQuery ($query, self::BOOK_COLUMNS, self::getFilterString (), $params, $n, $database);
+    public static function getEntryArray ($query, $params, $n, $database = NULL, $numberPerPage = NULL) {
+        list ($totalNumber, $result) = parent::executeQuery ($query, self::BOOK_COLUMNS, self::getFilterString (), $params, $n, $database, $numberPerPage);
         $entryArray = array();
         while ($post = $result->fetchObject ())
         {
@@ -582,30 +582,59 @@ function getJson ($complete = false) {
     $page = getURLParam ("page", Base::PAGE_INDEX);
     $query = getURLParam ("query");
     $search = getURLParam ("search");
+    $multi = getURLParam ("multi");
     $qid = getURLParam ("id");
     $n = getURLParam ("n", "1");
     $database = GetUrlParam (DB);
     
     if ($search) {
         $out = array ();
-        $arrayTag = Tag::getAllTagsByQuery ($query);
-        $arraySeries = Serie::getAllSeriesByQuery ($query);
-        $arrayAuthor = Author::getAuthorsByStartingLetter ('%' . $query);
-        list ($arrayBook, $totalNumber) = Book::getBooksByStartingLetter ('%' . $query, -1);
+        $pagequery = Base::PAGE_OPENSEARCH_QUERY;
         
+        if (is_array ($config['calibre_directory']) && $multi === "1") {
+            $i = 0;
+            foreach ($config['calibre_directory'] as $key => $value) {
+                Base::clearDb ();
+                array_push ($out, array ("title" => $key,
+                                         "class" => "tt-header",
+                                         "navlink" => "index.php?db={$i}"));
+                list ($array, $total) = Book::getBooksByStartingLetter ('%' . $query, 1, $i, 5);
+                array_push ($out, array ("title" => str_format (localize("bookword", $total), $total),
+                                         "class" => "",
+                                         "navlink" => "index.php?page={$pagequery}&query={$query}&db={$i}&scope=book"));
+                $i++;
+            }
+            return $out;
+        }
+        
+        
+
+        $arrayTag = Tag::getAllTagsByQuery ($query, 1, NULL, 5);
+
+        $arraySeries = Serie::getAllSeriesByQuery ($query);
+
+        $arrayAuthor = Author::getAuthorsByStartingLetter ('%' . $query);
+
+        $arrayBook = Book::getBooksByStartingLetter ('%' . $query, 1, NULL, 5);
+
         foreach (array ("book" => $arrayBook, 
                         "author" => $arrayAuthor, 
                         "series" => $arraySeries, 
                         "tag" => $arrayTag) as $key => $array) {
             $i = 0;
-            $pagequery = Base::PAGE_OPENSEARCH_QUERY;
-            if (count($array) > 0) {
+            if (count ($array) == 2 && is_array ($array [0])) {
+                $total = $array [1];
+                $array = $array [0];
+            } else {
+                $total = count($array);
+            }
+            if ($total > 0) {
                 // Comment to help the perl i18n script
                 // str_format (localize("bookword", count($array))
                 // str_format (localize("authorword", count($array)
                 // str_format (localize("seriesword", count($array)
                 // str_format (localize("tagword", count($array)
-                array_push ($out, array ("title" => str_format (localize("{$key}word", count($array)), count($array)),
+                array_push ($out, array ("title" => str_format (localize("{$key}word", $total), $total),
                                          "class" => "tt-header",
                                          "navlink" => "index.php?page={$pagequery}&query={$query}&db={$database}&scope={$key}"));
             }
@@ -636,6 +665,7 @@ function getJson ($complete = false) {
     $out ["databaseId"] = GetUrlParam (DB, "");
     $out ["databaseName"] = Base::getDbName ();
     $out ["page"] = $page;
+    $out ["multipleDatabase"] = Base::isMultipleDatabaseEnabled () ? 1 : 0;
     $out ["entries"] = $entries;
     $out ["isPaginated"] = 0;
     if ($currentPage->isPaginated ()) {
diff --git a/tag.php b/tag.php
index ad20d7f..38fd2a4 100644
--- a/tag.php
+++ b/tag.php
@@ -62,14 +62,11 @@ order by tags.name');
         return $entryArray;
     }
     
-    public static function getAllTagsByQuery($query) {
-        $result = parent::getDb ()->prepare('select tags.id as id, tags.name as name, count(*) as count
-from tags, books_tags_link
-where tags.id = tag and tags.name like ?
-group by tags.id, tags.name
-order by tags.name');
+    public static function getAllTagsByQuery($query, $n, $database = NULL, $numberPerPage = NULL) {
+        $columns  = "tags.id as id, tags.name as name, (select count(*) from books_tags_link where tags.id = tag) as count";
+        $sql = 'select {0} from tags where tags.name like ? {1} order by tags.name';
+        list ($totalNumber, $result) = parent::executeQuery ($sql, $columns, "", array ('%' . $query . '%'), $n, $database, $numberPerPage);
         $entryArray = array();
-        $result->execute (array ('%' . $query . '%'));
         while ($post = $result->fetchObject ())
         {
             $tag = new Tag ($post->id, $post->name);
@@ -77,6 +74,6 @@ order by tags.name');
                 str_format (localize("bookword", $post->count), $post->count), "text", 
                 array ( new LinkNavigation ($tag->getUri ()))));
         }
-        return $entryArray;
+        return array ($entryArray, $totalNumber);
     }
 }
diff --git a/util.js b/util.js
index 2e0802b..87c57f7 100644
--- a/util.js
+++ b/util.js
@@ -258,7 +258,7 @@ updatePage = function (data) {
     } else {
         $("#sortForm").hide ();
     }
-    
+
     $('input[name=query]').typeahead([
     {
         name: 'search',
@@ -268,9 +268,13 @@ updatePage = function (data) {
         limit: 24,
         template: templateSuggestion,
         remote: {
-            url: 'getJSON.php?search=1&db=%DB&query=%QUERY',
+            url: 'getJSON.php?search=1&db=%DB&query=%QUERY&multi=%MULTI',
             replace: function (url, query) {
-                return url.replace('%QUERY', query).replace('%DB', currentData.databaseId);
+                var multi = 0;
+                if (currentData.multipleDatabase === 1 && currentData.databaseId === "") {
+                    multi = 1;
+                }
+                return url.replace('%QUERY', query).replace('%DB', currentData.databaseId).replace ("%MULTI", multi);
             }
         }
     }