diff --git a/db/update17.0.sql b/db/update17.0.sql
new file mode 100644
index 0000000000..5573f26123
--- /dev/null
+++ b/db/update17.0.sql
@@ -0,0 +1 @@
+ALTER TABLE `zt_review` ADD docVersion smallint(6) NOT NULL AFTER `doc`;
diff --git a/db/zentao.sql b/db/zentao.sql
index 2c8f08a0f3..c73404403f 100755
--- a/db/zentao.sql
+++ b/db/zentao.sql
@@ -9420,6 +9420,7 @@ CREATE TABLE IF NOT EXISTS `zt_review` (
   `object` mediumint(8) NOT NULL,
   `template` mediumint(8) NOT NULL,
   `doc` mediumint(8) DEFAULT NULL,
+  `docVersion` smallint(6) DEFAULT NULL,
   `status` char(30) NOT NULL,
   `reviewedBy` varchar(255) NOT NULL,
   `auditedBy` varchar(255) NOT NULL,
diff --git a/module/doc/control.php b/module/doc/control.php
old mode 100644
new mode 100755
index 89c931c78e..101676c2de
--- a/module/doc/control.php
+++ b/module/doc/control.php
@@ -792,6 +792,28 @@ class doc extends control
         return print($select);
     }
 
+    /**
+     * Ajax get docs by lib.
+     *
+     * @param  int    $libID
+     * @access public
+     * @return void
+     */
+    public function ajaxGetDocs($libID)
+    {
+        if(!$libID) return print(html::select('doc', '', '', "class='form-control chosen'"));
+
+        $docIdList = $this->doc->getPrivDocs($libID, 0);
+        $docs = $this->dao->select('id, title')->from(TABLE_DOC)
+            ->where('lib')->eq($libID)
+            ->andWhere('deleted')->eq(0)
+            ->andWhere('id')->in($docIdList)
+            ->orderBy('`order` asc')
+            ->fetchPairs();
+
+        return print(html::select('doc', $docs, '', "class='form-control chosen'"));
+    }
+
     /**
      * Ajax save draft.
      *