diff --git a/config/config.php b/config/config.php
index 46ea05babf..f110355243 100644
--- a/config/config.php
+++ b/config/config.php
@@ -138,17 +138,15 @@ $config->filterParam->method['common']['reg'] = '/^[a-zA-Z0-9]+$/';
 $config->filterParam->param['common']['name']['reg']  = '/^[a-zA-Z0-9_\.]+$/';
 $config->filterParam->param['common']['value']['reg'] = '/^[a-zA-Z0-9=_,`#+\^\/\.%\|\x7f-\xff]+$/';
 
-$config->filterParam->get['common']['hold'] = 'onlybody,HTTP_X_REQUESTED_WITH,' . $config->sessionVar;
-$config->filterParam->get['common']['params']['onlybody']['reg']                = '/^yes$|^no$/';
-$config->filterParam->get['common']['params']['HTTP_X_REQUESTED_WITH']['equal'] = 'XMLHttpRequest';
-$config->filterParam->get['common']['params'][$config->sessionVar]['reg']       = '/^[a-zA-Z0-9]+$/';
+$config->filterParam->get['common']['onlybody']['reg']                = '/^yes$|^no$/';
+$config->filterParam->get['common']['HTTP_X_REQUESTED_WITH']['equal'] = 'XMLHttpRequest';
+$config->filterParam->get['common'][$config->sessionVar]['reg']       = '/^[a-zA-Z0-9]+$/';
 
-$config->filterParam->cookie['common']['hold'] = 'lang,theme,device,za,zp';
-$config->filterParam->cookie['common']['params']['lang']['reg']   = '/^[a-zA-Z\-_]+$/';
-$config->filterParam->cookie['common']['params']['theme']['reg']  = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->cookie['common']['params']['device']['reg'] = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->cookie['common']['params']['za']['account'] = '';
-$config->filterParam->cookie['common']['params']['zp']['reg']     = '/^[a-f0-9]{40}$/';
+$config->filterParam->cookie['common']['lang']['reg']   = '/^[a-zA-Z\-_]+$/';
+$config->filterParam->cookie['common']['theme']['reg']  = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['common']['device']['reg'] = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['common']['za']['account'] = '';
+$config->filterParam->cookie['common']['zp']['reg']     = '/^[a-f0-9]{40}$/';
 
 /* Set default table prefix. */
 if(!isset($config->db->prefix)) $config->db->prefix = 'zt_';
diff --git a/framework/base/control.class.php b/framework/base/control.class.php
index 406f318d45..99ec7e2359 100644
--- a/framework/base/control.class.php
+++ b/framework/base/control.class.php
@@ -273,6 +273,15 @@ class baseControl
     {
         if(empty($moduleName)) $moduleName = $this->moduleName;
         if(empty($appName))    $appName    = $this->appName;
+
+        global $singleModule;
+        if(isset($singleModule[$appName][$moduleName]))
+        {
+            $this->$moduleName = $singleModule[$appName][$moduleName];
+            $this->dao = $this->$moduleName->dao;
+            return $this->$moduleName;
+        }
+
         $modelFile = $this->app->setModelFile($moduleName, $appName);
 
         /**
@@ -302,10 +311,8 @@ class baseControl
          * 初始化model对象，在control对象中可以通过$this->$moduleName来引用。同时将dao对象赋为control对象的成员变量，方便引用。
          * Init the model object thus you can try $this->$moduleName to access it. Also assign the $dao object as a member of control object.
          */
-        static $singleModule = array();
-        if(!isset($singleModule["$moduleName"])) $singleModule["$moduleName"] = new $modelClass($appName);
-
-        $this->$moduleName = $singleModule["$moduleName"];
+        $singleModule[$appName][$moduleName] = new $modelClass($appName);
+        $this->$moduleName = $singleModule[$appName][$moduleName];
         $this->dao = $this->$moduleName->dao;
         return $this->$moduleName;
     }
@@ -693,6 +700,15 @@ class baseControl
         $this->app->setMethodName($methodName);
 
         if(!is_array($params)) parse_str($params, $params);
+        if($this->config->requestType != 'GET')
+        {
+            $this->app->setParamsByPathInfo($params, $type = 'fetch');
+        }
+        else
+        {
+            $this->app->setParamsByGET($params, $type = 'fetch');
+        }
+
         $currentPWD = getcwd();
 
         /**
diff --git a/framework/base/model.class.php b/framework/base/model.class.php
index ccd3499cdb..8fc67f71fc 100644
--- a/framework/base/model.class.php
+++ b/framework/base/model.class.php
@@ -207,6 +207,14 @@ class baseModel
     {
         if(empty($moduleName)) return false;
         if(empty($appName)) $appName = $this->appName;
+
+        global $singleModule;
+        if(isset($singleModule[$appName][$moduleName]))
+        {
+            $this->$moduleName = $singleModule[$appName][$moduleName];
+            return $this->$moduleName;
+        }
+
         $modelFile = $this->app->setModelFile($moduleName, $appName);
 
         if(!helper::import($modelFile)) return false;
@@ -217,7 +225,8 @@ class baseModel
             if(!class_exists($modelClass)) $this->app->triggerError(" The model $modelClass not found", __FILE__, __LINE__, $exit = true);
         }
 
-        $this->$moduleName = new $modelClass($appName);
+        $singleModule[$appName][$moduleName] = new $modelClass($appName);
+        $this->$moduleName = $singleModule[$appName][$moduleName];
         return $this->$moduleName;
     }
 
diff --git a/framework/base/router.class.php b/framework/base/router.class.php
index 79412fb34a..e3307f8ffc 100644
--- a/framework/base/router.class.php
+++ b/framework/base/router.class.php
@@ -1064,6 +1064,8 @@ class baseRouter
         elseif(isset($_SERVER['REQUEST_URI']))
         {
             $value = $_SERVER['REQUEST_URI'];
+            $subpath = '/' . str_replace($_SERVER['DOCUMENT_ROOT'], '', dirname($_SERVER['SCRIPT_FILENAME']));
+            if($subpath != '' and $subpath != '/' and strpos($value, $subpath) === 0) $value = substr($value, strlen($subpath));
         }
         else
         {
@@ -1071,8 +1073,6 @@ class baseRouter
             if(empty($value)) $value = @getenv('ORIG_PATH_INFO');
         }
 
-        $subpath = str_replace($_SERVER['DOCUMENT_ROOT'], '', dirname($_SERVER['SCRIPT_FILENAME']));
-        if($subpath != '' and $subpath != '/' and strpos($value, $subpath) === 0) $value = substr($value, strlen($subpath));
         if(defined('RUN_MODE') and RUN_MODE == 'front' and strpos($value, $_SERVER['SCRIPT_NAME']) !== false) $value = str_replace($_SERVER['SCRIPT_NAME'], '', $value);
 
         if(strpos($value, '?') === false) return trim($value, '/');
@@ -1680,26 +1680,30 @@ class baseRouter
      * 设置请求的参数(PATH_INFO 方式)。
      * Set the params by PATH_INFO.
      * 
-     * @param   array $defaultParams the default settings of the params.
+     * @param   array  $defaultParams the default settings of the params.
+     * @param   string $type
      * @access  public
      * @return  void
      */
-    public function setParamsByPathInfo($defaultParams = array())
+    public function setParamsByPathInfo($defaultParams = array(), $type = '')
     {
-        /* 分割URI。 Spit the URI. */
-        $items     = explode($this->config->requestFix, $this->URI);
-        $itemCount = count($items);
-        $params    = array();
-
-        /** 
-         * 前两项为模块名和方法名，参数从下标2开始。
-         * The first two item is moduleName and methodName. So the params should begin at 2.
-         **/
-        for($i = 2; $i < $itemCount; $i ++)
+        $params = array();
+        if($type != 'fetch')
         {
-            $key = key($defaultParams);     // Get key from the $defaultParams.
-            $params[$key] = str_replace('.', '-', $items[$i]);
-            next($defaultParams);
+            /* 分割URI。 Spit the URI. */
+            $items     = explode($this->config->requestFix, $this->URI);
+            $itemCount = count($items);
+
+            /** 
+             * 前两项为模块名和方法名，参数从下标2开始。
+             * The first two item is moduleName and methodName. So the params should begin at 2.
+             **/
+            for($i = 2; $i < $itemCount; $i ++)
+            {
+                $key = key($defaultParams);     // Get key from the $defaultParams.
+                $params[$key] = str_replace('.', '-', $items[$i]);
+                next($defaultParams);
+            }
         }
 
         $this->params = $this->mergeParams($defaultParams, $params);
@@ -1709,7 +1713,8 @@ class baseRouter
      * 设置请求的参数(GET 方式)。
      * Set the params by GET.
      * 
-     * @param   array $defaultParams the default settings of the params.
+     * @param   array  $defaultParams the default settings of the params.
+     * @param   string $type
      * @access  public
      * @return  void
      */
diff --git a/lib/base/filter/filter.class.php b/lib/base/filter/filter.class.php
index 87393e1c0f..1917c7739f 100644
--- a/lib/base/filter/filter.class.php
+++ b/lib/base/filter/filter.class.php
@@ -677,39 +677,30 @@ class baseValidater
         $params       = $app->getParams();
         $filterConfig = $config->filterParam->$type;
 
-        $holdVars = '';
-        if(isset($filterConfig['common']['hold'])) $holdVars .= $filterConfig['common']['hold'] . ',';
-        if(isset($filterConfig[$moduleName]['common']['hold'])) $holdVars .= $filterConfig[$moduleName]['common']['hold'] . ',';
-        if(isset($filterConfig[$moduleName][$methodName]['hold'])) $holdVars .= $filterConfig[$moduleName][$methodName]['hold'] . ',';
         if($type == 'cookie')
         {
             $pagerCookie = 'pager' . ucfirst($moduleName) . ucfirst($methodName);
-            $holdVars   .= $pagerCookie . ',';
-            $filterConfig['common']['params'][$pagerCookie]['int'] = '';
+            $filterConfig['common'][$pagerCookie]['int'] = '';
         }
         foreach($var as $key => $value)
         {
             if($config->requestType == 'GET' and $type == 'get' and isset($params[$key])) continue;
-            if(strpos(",$holdVars", ",$key,") === false)
-            {
-                unset($var[$key]);
-                continue;
-            }
 
             $rules = '';
-            if(isset($filterConfig[$moduleName][$methodName]['params'][$key]))
+            if(isset($filterConfig[$moduleName][$methodName][$key]))
             {
-                $rules = $filterConfig[$moduleName][$methodName]['params'][$key];
+                $rules = $filterConfig[$moduleName][$methodName][$key];
             }
-            elseif(isset($filterConfig[$moduleName]['common']['params'][$key]))
+            elseif(isset($filterConfig[$moduleName]['common'][$key]))
             {
-                $rules = $filterConfig[$moduleName]['common']['params'][$key];
+                $rules = $filterConfig[$moduleName]['common'][$key];
             }
-            elseif(isset($filterConfig['common']['params'][$key]))
+            elseif(isset($filterConfig['common'][$key]))
             {
-                $rules = $filterConfig['common']['params'][$key];
+                $rules = $filterConfig['common'][$key];
             }
-            if(!self::checkByRules($value, $rules)) unset($var[$key]);
+
+            if(empty($rules) or !self::checkByRules($value, $rules)) unset($var[$key]);
         }
         return $var;
     }
diff --git a/module/block/config.php b/module/block/config.php
index 287ee49e0e..2051b81664 100644
--- a/module/block/config.php
+++ b/module/block/config.php
@@ -20,13 +20,11 @@ $config->block->gridOptions[3]  = '1/4';
 $config->block->gridOptions[9]  = '3/4';
 $config->block->gridOptions[12] = '100%';
 
-$config->filterParam->get['block']['common']['hold'] = 'hash';
-$config->filterParam->get['block']['main']['hold']   = 'entry,lang,mode,blockid,blockTitle,param,sso';
-$config->filterParam->get['block']['common']['params']['hash']['reg']     = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['block']['main']['params']['entry']['reg']      = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->get['block']['main']['params']['lang']['reg']       = '/^[a-zA-Z_\-]+$/';
-$config->filterParam->get['block']['main']['params']['mode']['reg']       = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->get['block']['main']['params']['blockid']['reg']    = '/^[a-zA-Z0-9]+$/';
-$config->filterParam->get['block']['main']['params']['blockTitle']['reg'] = '/./';
-$config->filterParam->get['block']['main']['params']['param']['reg']      = '/^[a-zA-Z0-9\+\/\=]+$/';
-$config->filterParam->get['block']['main']['params']['sso']['reg']        = '/^[a-zA-Z0-9\+\/\=]+$/';
+$config->filterParam->get['block']['common']['hash']['reg']     = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['block']['main']['entry']['reg']      = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->get['block']['main']['lang']['reg']       = '/^[a-zA-Z_\-]+$/';
+$config->filterParam->get['block']['main']['mode']['reg']       = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->get['block']['main']['blockid']['reg']    = '/^[a-zA-Z0-9]+$/';
+$config->filterParam->get['block']['main']['blockTitle']['reg'] = '/./';
+$config->filterParam->get['block']['main']['param']['reg']      = '/^[a-zA-Z0-9\+\/\=]+$/';
+$config->filterParam->get['block']['main']['sso']['reg']        = '/^[a-zA-Z0-9\+\/\=]+$/';
diff --git a/module/bug/config.php b/module/bug/config.php
index b3f9dc54e4..4e011c2828 100644
--- a/module/bug/config.php
+++ b/module/bug/config.php
@@ -277,17 +277,12 @@ $config->bug->datatable->fieldList['branch']['fixed']    = 'left';
 $config->bug->datatable->fieldList['branch']['width']    = '100';
 $config->bug->datatable->fieldList['branch']['required'] = 'no';
 
-$config->filterParam->cookie['bug']['common']['hold']      = 'lastProduct,preProductID';
-$config->filterParam->cookie['bug']['browse']['hold']      = 'preBranch,bugModule,qaBugOrder,windowWidth';
-$config->filterParam->cookie['bug']['create']['hold']      = 'preBranch';
-$config->filterParam->cookie['bug']['batchcreate']['hold'] = 'preBranch';
-$config->filterParam->cookie['bug']['export']['hold']      = 'checkedItem';
-$config->filterParam->cookie['bug']['common']['params']['lastProduct']['int']    = '';
-$config->filterParam->cookie['bug']['common']['params']['preProductID']['int']   = '';
-$config->filterParam->cookie['bug']['browse']['params']['preBranch']['int']      = '';
-$config->filterParam->cookie['bug']['browse']['params']['bugModule']['int']      = '';
-$config->filterParam->cookie['bug']['browse']['params']['qaBugOrder']['reg']     = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->cookie['bug']['browse']['params']['windowWidth']['int']    = '';
-$config->filterParam->cookie['bug']['create']['params']['preBranch']['int']      = '';
-$config->filterParam->cookie['bug']['batchcreate']['params']['preBranch']['int'] = '';
-$config->filterParam->cookie['bug']['export']['params']['checkedItem']['reg']    = '/^[0-9,]+$/';
+$config->filterParam->cookie['bug']['common']['lastProduct']['int']    = '';
+$config->filterParam->cookie['bug']['common']['preProductID']['int']   = '';
+$config->filterParam->cookie['bug']['browse']['preBranch']['int']      = '';
+$config->filterParam->cookie['bug']['browse']['bugModule']['int']      = '';
+$config->filterParam->cookie['bug']['browse']['qaBugOrder']['reg']     = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['bug']['browse']['windowWidth']['int']    = '';
+$config->filterParam->cookie['bug']['create']['preBranch']['int']      = '';
+$config->filterParam->cookie['bug']['batchcreate']['preBranch']['int'] = '';
+$config->filterParam->cookie['bug']['export']['checkedItem']['reg']    = '/^[0-9,]+$/';
diff --git a/module/doc/config.php b/module/doc/config.php
index 03ce67dcf9..f2824e6297 100644
--- a/module/doc/config.php
+++ b/module/doc/config.php
@@ -46,14 +46,11 @@ $config->doc->search['params']['editedBy']      = array('operator' => '=',
 $config->doc->search['params']['editedDate']    = array('operator' => '=',       'control' => 'input',  'values' => '', 'class' => 'date');
 $config->doc->search['params']['version']       = array('operator' => '=',       'control' => 'input',  'values' => '');
 
-$config->filterParam->get['doc']['showfiles']['hold'] = 'recTotal,recPerPage,pageID,title';
-$config->filterParam->get['doc']['showfiles']['params']['recTotal']['reg']   = '/^[0-9_]+$/';
-$config->filterParam->get['doc']['showfiles']['params']['recPerPage']['reg'] = '/^[0-9]+$/';
-$config->filterParam->get['doc']['showfiles']['params']['pageID']['reg']     = '/^[0-9]+$/';
-$config->filterParam->get['doc']['showfiles']['params']['title']['reg']      = '/./';
+$config->filterParam->get['doc']['showfiles']['recTotal']['reg']   = '/^[0-9_]+$/';
+$config->filterParam->get['doc']['showfiles']['recPerPage']['reg'] = '/^[0-9]+$/';
+$config->filterParam->get['doc']['showfiles']['pageID']['reg']     = '/^[0-9]+$/';
+$config->filterParam->get['doc']['showfiles']['title']['reg']      = '/./';
 
-$config->filterParam->cookie['doc']['common']['hold'] = 'product,from';
-$config->filterParam->cookie['doc']['browse']['hold'] = 'browseType';
-$config->filterParam->cookie['doc']['common']['params']['product']['int']    = '';
-$config->filterParam->cookie['doc']['common']['params']['from']['code']      = '';
-$config->filterParam->cookie['doc']['browse']['params']['browseType']['reg'] = '/^by[a-z]+$/';
+$config->filterParam->cookie['doc']['common']['product']['int']    = '';
+$config->filterParam->cookie['doc']['common']['from']['code']      = '';
+$config->filterParam->cookie['doc']['browse']['browseType']['reg'] = '/^by[a-z]+$/';
diff --git a/module/file/config.php b/module/file/config.php
index 682f7e62ff..25bbb5e44b 100644
--- a/module/file/config.php
+++ b/module/file/config.php
@@ -31,10 +31,7 @@ $config->file->ueditor["videoAllowFiles"] = array(".flv", ".swf", ".mkv", ".avi"
 $config->file->ueditor["videoUrlPrefix"]  = "";
 $config->file->ueditor["videoPathFormat"] = "";
 
-$config->filterParam->get['file']['ajaxueditorupload']['hold'] = 'action';
-$config->filterParam->get['file']['download']['hold']          = 'charset';
-$config->filterParam->get['file']['ajaxueditorupload']['params']['action']['equal'] = 'config';
-$config->filterParam->get['file']['download']['params']['charset']['reg']           = '/^[a-zA-Z0-9\-_]+$/';
+$config->filterParam->get['file']['ajaxueditorupload']['action']['equal'] = 'config';
+$config->filterParam->get['file']['download']['charset']['reg']           = '/^[a-zA-Z0-9\-_]+$/';
 
-$config->filterParam->cookie['file']['download']['hold'] = $config->sessionVar;
-$config->filterParam->cookie['file']['download']['params'][$config->sessionVar]['reg'] = '/^[a-zA-Z0-9]+$/';
+$config->filterParam->cookie['file']['download'][$config->sessionVar]['reg'] = '/^[a-zA-Z0-9]+$/';
diff --git a/module/file/model.php b/module/file/model.php
index d52791444e..f972a4f3dc 100644
--- a/module/file/model.php
+++ b/module/file/model.php
@@ -358,7 +358,7 @@ class fileModel extends model
     {
         $sessionID  = session_id();
         $randString = substr($sessionID, mt_rand(0, strlen($sessionID) - 5), 3);
-        return date('Ym/dHis', $this->now) . $fileID . mt_rand(0, 10000) . $randString;
+        return date('Ym/dHis', $this->now) . $fileID . mt_rand(0, 10000) . $randString . '.' . $extension;
     }
 
     /**
diff --git a/module/mail/config.php b/module/mail/config.php
index ae527cc61a..765fc96c6f 100644
--- a/module/mail/config.php
+++ b/module/mail/config.php
@@ -48,8 +48,6 @@ $config->mail->provider['googlemail.com']       = $config->mail->provider['gmail
 $config->mail->provider['263.net']['host']      = 'smtp.263.net';
 $config->mail->provider['263xmail.com']['host'] = 'smtp.263xmail.com';
 
-$config->filterParam->get['mail']['batchdelete']['hold'] = 'idList';
-$config->filterParam->get['mail']['batchdelete']['params']['idList']['reg'] = '/^[0-9\|]+$/';
+$config->filterParam->get['mail']['batchdelete']['idList']['reg'] = '/^[0-9\|]+$/';
 
-$config->filterParam->cookie['mail']['ztcloud']['hold'] = 'ztCloudLicense';
-$config->filterParam->cookie['mail']['ztcloud']['params']['ztCloudLicense']['equal'] = 'yes';
+$config->filterParam->cookie['mail']['ztcloud']['ztCloudLicense']['equal'] = 'yes';
diff --git a/module/misc/config.php b/module/misc/config.php
index 34309b3dc9..e92f6cd1a1 100644
--- a/module/misc/config.php
+++ b/module/misc/config.php
@@ -1,4 +1,3 @@
 <?php
-$config->filterParam->get['misc']['checkupdate']['hold'] = 'note,browser';
-$config->filterParam->get['misc']['checkupdate']['params']['note']['reg']     = '/^[a-zA-Z0-9\+\/\=]+$/';
-$config->filterParam->get['misc']['checkupdate']['params']['browser']['code'] = '';
+$config->filterParam->get['misc']['params']['note']['reg']     = '/^[a-zA-Z0-9\+\/\=]+$/';
+$config->filterParam->get['misc']['params']['browser']['code'] = '';
diff --git a/module/product/config.php b/module/product/config.php
index 164900deea..1dd31ff0d2 100644
--- a/module/product/config.php
+++ b/module/product/config.php
@@ -85,13 +85,10 @@ $config->product->editor->create = array('id' => 'desc', 'tools' => 'simpleTools
 $config->product->editor->edit   = array('id' => 'desc', 'tools' => 'simpleTools');
 $config->product->editor->close  = array('id' => 'comment', 'tools' => 'simpleTools');
 
-$config->filterParam->cookie['product']['common']['hold'] = 'lastProduct,preProductID';
-$config->filterParam->cookie['product']['index']['hold']  = 'preBranch';
-$config->filterParam->cookie['product']['browse']['hold'] = 'preBranch,preProductID,storyModule,productStoryOrder';
-$config->filterParam->cookie['product']['common']['params']['lastProduct']['int']       = '';
-$config->filterParam->cookie['product']['common']['params']['preProductID']['int']      = '';
-$config->filterParam->cookie['product']['index']['params']['preBranch']['int']          = '';
-$config->filterParam->cookie['product']['browse']['params']['preBranch']['int']         = '';
-$config->filterParam->cookie['product']['browse']['params']['preProductID']['int']      = '';
-$config->filterParam->cookie['product']['browse']['params']['storyModule']['int']       = '';
-$config->filterParam->cookie['product']['browse']['params']['productStoryOrder']['reg'] = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['product']['common']['lastProduct']['int']       = '';
+$config->filterParam->cookie['product']['common']['preProductID']['int']      = '';
+$config->filterParam->cookie['product']['index']['preBranch']['int']          = '';
+$config->filterParam->cookie['product']['browse']['preBranch']['int']         = '';
+$config->filterParam->cookie['product']['browse']['preProductID']['int']      = '';
+$config->filterParam->cookie['product']['browse']['storyModule']['int']       = '';
+$config->filterParam->cookie['product']['browse']['productStoryOrder']['reg'] = '/^[a-zA-Z0-9_]+$/';
diff --git a/module/project/config.php b/module/project/config.php
index 8fd21057a4..0bfb104506 100644
--- a/module/project/config.php
+++ b/module/project/config.php
@@ -99,14 +99,11 @@ $config->printKanban->col['doing']  = 3;
 $config->printKanban->col['done']   = 4;
 $config->printKanban->col['closed'] = 5;
 
-$config->filterParam->cookie['project']['common']['hold'] = 'lastProject,projectMode';
-$config->filterParam->cookie['project']['task']['hold']   = 'windowWidth,preProjectID,moduleBrowseParam,productBrowseParam,projectTaskOrder';
-$config->filterParam->cookie['project']['story']['hold']  = 'projectStoryOrder';
-$config->filterParam->cookie['project']['common']['params']['lastProject']['int']      = '';
-$config->filterParam->cookie['project']['common']['params']['projectMode']['code']     = '';
-$config->filterParam->cookie['project']['task']['params']['windowWidth']['int']        = '';
-$config->filterParam->cookie['project']['task']['params']['preProjectID']['int']       = '';
-$config->filterParam->cookie['project']['task']['params']['moduleBrowseParam']['int']  = '';
-$config->filterParam->cookie['project']['task']['params']['productBrowseParam']['int'] = '';
-$config->filterParam->cookie['project']['task']['params']['projectTaskOrder']['reg']   = '/^[a-zA-Z0-9_]+$/';
-$config->filterParam->cookie['project']['story']['params']['projectStoryOrder']['reg'] = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['project']['common']['lastProject']['int']      = '';
+$config->filterParam->cookie['project']['common']['projectMode']['code']     = '';
+$config->filterParam->cookie['project']['task']['windowWidth']['int']        = '';
+$config->filterParam->cookie['project']['task']['preProjectID']['int']       = '';
+$config->filterParam->cookie['project']['task']['moduleBrowseParam']['int']  = '';
+$config->filterParam->cookie['project']['task']['productBrowseParam']['int'] = '';
+$config->filterParam->cookie['project']['task']['projectTaskOrder']['reg']   = '/^[a-zA-Z0-9_]+$/';
+$config->filterParam->cookie['project']['story']['projectStoryOrder']['reg'] = '/^[a-zA-Z0-9_]+$/';
diff --git a/module/project/control.php b/module/project/control.php
index 68240ec040..fc3029558e 100644
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -1641,6 +1641,7 @@ class project extends control
         $branches    = array();
         $productType = 'normal';
         $this->loadModel('tree');
+        $this->loadModel('branch');
         foreach($products as $product)
         {
             $productModules = $this->tree->getOptionMenu($product->id);
@@ -1649,6 +1650,10 @@ class project extends control
             {
                 $productType = $product->type;
                 $branches[$product->branch] = $product->branch;
+                if($product->branch == 0)
+                {
+                    foreach($this->branch->getPairs($product->id, 'noempty') as $branchID => $branchName) $branches[$branchID] = $branchID;
+                }
             }
         }
 
diff --git a/module/project/model.php b/module/project/model.php
index 3be1927cdf..41c01b8391 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -797,11 +797,6 @@ class projectModel extends model
 
         /* Set modules and $browseType. */
         $modules = array();
-        if($productID)
-        {
-            $modules = $this->loadModel('tree')->getProjectModule($projectID, $productID);
-            $modules[0] = 0;
-        }
         if($moduleID) $modules = $this->loadModel('tree')->getAllChildID($moduleID);
         if($browseType == 'bymodule' or $browseType == 'byproduct')
         {
@@ -810,15 +805,7 @@ class projectModel extends model
 
         /* Get tasks. */
         $tasks = array();
-        if($browseType == 'byproduct')
-        {
-            $tasks = $this->task->getTasksByModule($projectID, $modules, $sort, $pager);
-        }
-        elseif($browseType == 'bymodule')
-        {
-            $tasks = $this->task->getTasksByModule($projectID, $modules, $sort, $pager);
-        }
-        elseif($browseType != "bysearch")
+        if($browseType != "bysearch")
         {
             $queryStatus = $browseType == 'byproject' ? 'all' : $browseType;
             if($queryStatus == 'unclosed')
@@ -827,7 +814,7 @@ class projectModel extends model
                 unset($queryStatus['closed']);
                 $queryStatus = array_keys($queryStatus);
             }
-            $tasks = $this->task->getProjectTasks($projectID, 0, $queryStatus, $modules, $sort, $pager);
+            $tasks = $this->task->getProjectTasks($projectID, $productID, $queryStatus, $modules, $sort, $pager);
         }
         else
         {
diff --git a/module/qa/config.php b/module/qa/config.php
index 93eb313726..f9bf8261f3 100644
--- a/module/qa/config.php
+++ b/module/qa/config.php
@@ -1,5 +1,4 @@
 <?php
-$config->filterParam->cookie['qa']['index']['hold']  = 'preBranch,lastProduct,preProductID';
-$config->filterParam->cookie['qa']['index']['params']['preBranch']['int'] = '';
-$config->filterParam->cookie['qa']['index']['params']['lastProduct']['int'] = '';
-$config->filterParam->cookie['qa']['index']['params']['preProductID']['int'] = '';
+$config->filterParam->cookie['qa']['params']['preBranch']['int'] = '';
+$config->filterParam->cookie['qa']['params']['lastProduct']['int'] = '';
+$config->filterParam->cookie['qa']['params']['preProductID']['int'] = '';
diff --git a/module/sso/config.php b/module/sso/config.php
index 06f87e37d8..583fd5c418 100644
--- a/module/sso/config.php
+++ b/module/sso/config.php
@@ -1,16 +1,11 @@
 <?php
-$config->filterParam->get['sso']['login']['hold']        = 'referer,token,status,data,md5';
-$config->filterParam->get['sso']['logout']['hold']       = 'token,status';
-$config->filterParam->get['sso']['getuserpairs']['hold'] = 'hash';
-$config->filterParam->get['sso']['getbindusers']['hold'] = 'hash';
-$config->filterParam->get['sso']['gettodolist']['hold']  = 'hash';
-$config->filterParam->get['sso']['login']['params']['referer']['reg']     = '/^[a-zA-Z0-9\+\/\=]+$/';
-$config->filterParam->get['sso']['login']['params']['token']['reg']       = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['sso']['login']['params']['status']['code']     = '';
-$config->filterParam->get['sso']['login']['params']['data']['reg']        = '/^[a-zA-Z0-9\+\/\=]+$/';
-$config->filterParam->get['sso']['login']['params']['md5']['reg']         = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['sso']['logout']['params']['token']['reg']      = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['sso']['logout']['params']['status']['code']    = '';
-$config->filterParam->get['sso']['getuserpairs']['params']['hash']['reg'] = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['sso']['getbindusers']['params']['hash']['reg'] = '/^[a-z0-9]{32}$/';
-$config->filterParam->get['sso']['gettodolist']['params']['hash']['reg']  = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['login']['referer']['reg']     = '/^[a-zA-Z0-9\+\/\=]+$/';
+$config->filterParam->get['sso']['login']['token']['reg']       = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['login']['status']['code']     = '';
+$config->filterParam->get['sso']['login']['data']['reg']        = '/^[a-zA-Z0-9\+\/\=]+$/';
+$config->filterParam->get['sso']['login']['md5']['reg']         = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['logout']['token']['reg']      = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['logout']['status']['code']    = '';
+$config->filterParam->get['sso']['getuserpairs']['hash']['reg'] = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['getbindusers']['hash']['reg'] = '/^[a-z0-9]{32}$/';
+$config->filterParam->get['sso']['gettodolist']['hash']['reg']  = '/^[a-z0-9]{32}$/';
diff --git a/module/story/config.php b/module/story/config.php
index 7b36832a89..222d49bff3 100644
--- a/module/story/config.php
+++ b/module/story/config.php
@@ -162,5 +162,4 @@ $config->story->datatable->fieldList['branch']['fixed']    = 'left';
 $config->story->datatable->fieldList['branch']['width']    = '100';
 $config->story->datatable->fieldList['branch']['required'] = 'no';
 
-$config->filterParam->cookie['story']['export']['hold'] = 'checkedItem';
-$config->filterParam->cookie['story']['export']['params']['checkedItem']['reg'] = '/^[0-9,]+$/';
+$config->filterParam->cookie['story']['export']['checkedItem']['reg'] = '/^[0-9,]+$/';
diff --git a/module/task/config.php b/module/task/config.php
index cb97305df5..dc47f9ceac 100644
--- a/module/task/config.php
+++ b/module/task/config.php
@@ -184,5 +184,4 @@ $config->task->datatable->fieldList['actions']['fixed']    = 'right';
 $config->task->datatable->fieldList['actions']['width']    = '140';
 $config->task->datatable->fieldList['actions']['required'] = 'yes';
 
-$config->filterParam->cookie['task']['export']['hold'] = 'checkedItem';
-$config->filterParam->cookie['task']['export']['params']['checkedItem']['reg'] = '/^[0-9,]+$/';
+$config->filterParam->cookie['task']['export']['checkedItem']['reg'] = '/^[0-9,]+$/';
diff --git a/module/testcase/config.php b/module/testcase/config.php
index 3438a4faa5..125af19143 100644
--- a/module/testcase/config.php
+++ b/module/testcase/config.php
@@ -165,14 +165,10 @@ $config->testcase->datatable->fieldList['stepNumber']['width']    = '80';
 $config->testcase->datatable->fieldList['stepNumber']['required'] = 'no';
 $config->testcase->datatable->fieldList['stepNumber']['sort']     = 'no';
 
-$config->filterParam->cookie['testcase']['common']['hold']    = 'lastProduct,preProductID';
-$config->filterParam->cookie['testcase']['browse']['hold']    = 'preBranch,caseModule,caseSuite';
-$config->filterParam->cookie['testcase']['groupcase']['hold'] = 'preBranch';
-$config->filterParam->cookie['testcase']['export']['hold']    = 'checkedItem';
-$config->filterParam->cookie['testcase']['common']['params']['lastProduct']['int']  = '';
-$config->filterParam->cookie['testcase']['common']['params']['preProductID']['int'] = '';
-$config->filterParam->cookie['testcase']['browse']['params']['preBranch']['int']    = '';
-$config->filterParam->cookie['testcase']['browse']['params']['caseModule']['int']   = '';
-$config->filterParam->cookie['testcase']['browse']['params']['caseSuite']['int']    = '';
-$config->filterParam->cookie['testcase']['groupcase']['params']['preBranch']['int'] = '';
-$config->filterParam->cookie['testcase']['export']['params']['checkedItem']['reg']  = '/^[0-9,]+$/';
+$config->filterParam->cookie['testcase']['common']['lastProduct']['int']  = '';
+$config->filterParam->cookie['testcase']['common']['preProductID']['int'] = '';
+$config->filterParam->cookie['testcase']['browse']['preBranch']['int']    = '';
+$config->filterParam->cookie['testcase']['browse']['caseModule']['int']   = '';
+$config->filterParam->cookie['testcase']['browse']['caseSuite']['int']    = '';
+$config->filterParam->cookie['testcase']['groupcase']['preBranch']['int'] = '';
+$config->filterParam->cookie['testcase']['export']['checkedItem']['reg']  = '/^[0-9,]+$/';
diff --git a/module/testreport/config.php b/module/testreport/config.php
index 39bcbedabb..467c9fe774 100644
--- a/module/testreport/config.php
+++ b/module/testreport/config.php
@@ -9,8 +9,7 @@ $config->testreport->editor = new stdclass();
 $config->testreport->editor->create = array('id' => 'report', 'tools' => 'simpleTools');
 $config->testreport->editor->edit   = array('id' => 'report', 'tools' => 'simpleTools');
 
-$config->filterParam->cookie['testreport']['common']['hold']  = 'lastProduct,preProductID,projectMode,lastProject';
-$config->filterParam->cookie['testreport']['common']['params']['lastProduct']['int']  = '';
-$config->filterParam->cookie['testreport']['common']['params']['preProductID']['int'] = '';
-$config->filterParam->cookie['testreport']['common']['params']['lastProject']['int']  = '';
-$config->filterParam->cookie['testreport']['common']['params']['projectMode']['code'] = '';
+$config->filterParam->cookie['testreport']['common']['lastProduct']['int']  = '';
+$config->filterParam->cookie['testreport']['common']['preProductID']['int'] = '';
+$config->filterParam->cookie['testreport']['common']['lastProject']['int']  = '';
+$config->filterParam->cookie['testreport']['common']['projectMode']['code'] = '';
diff --git a/module/testsuite/config.php b/module/testsuite/config.php
index 10dc6093b5..9a672c66a9 100644
--- a/module/testsuite/config.php
+++ b/module/testsuite/config.php
@@ -17,10 +17,8 @@ $config->testsuite->editor->createlib = array('id' => 'desc', 'tools' => 'simple
 $config->testsuite->datatable = new stdclass();
 $config->testsuite->datatable->defaultField = array('id', 'pri', 'title', 'type', 'assignedTo', 'lastRunner', 'lastRunDate', 'lastRunResult', 'status', 'bugs', 'results', 'actions');
 
-$config->filterParam->cookie['testsuite']['common']['hold']  = 'lastCaseLib,lastProduct,preProductID';
-$config->filterParam->cookie['testsuite']['library']['hold'] = 'preCaseLibID,libCaseModule';
-$config->filterParam->cookie['testsuite']['common']['params']['lastCaseLib']['int']    = '';
-$config->filterParam->cookie['testsuite']['common']['params']['lastProduct']['int']    = '';
-$config->filterParam->cookie['testsuite']['common']['params']['preProductID']['int']   = '';
-$config->filterParam->cookie['testsuite']['library']['params']['preCaseLibID']['int']  = '';
-$config->filterParam->cookie['testsuite']['library']['params']['libCaseModule']['int'] = '';
+$config->filterParam->cookie['testsuite']['common']['lastCaseLib']['int']    = '';
+$config->filterParam->cookie['testsuite']['common']['lastProduct']['int']    = '';
+$config->filterParam->cookie['testsuite']['common']['preProductID']['int']   = '';
+$config->filterParam->cookie['testsuite']['library']['preCaseLibID']['int']  = '';
+$config->filterParam->cookie['testsuite']['library']['libCaseModule']['int'] = '';
diff --git a/module/testtask/config.php b/module/testtask/config.php
index 8027bbc52a..3bcb6a5cb6 100644
--- a/module/testtask/config.php
+++ b/module/testtask/config.php
@@ -17,11 +17,8 @@ $config->testtask->editor->activate= array('id' => 'comment', 'tools' => 'simple
 $config->testtask->datatable = new stdclass();
 $config->testtask->datatable->defaultField = array('id', 'pri', 'title', 'type', 'assignedTo', 'lastRunner', 'lastRunDate', 'lastRunResult', 'status', 'bugs', 'results', 'actions');
 
-$config->filterParam->cookie['testtask']['common']['hold'] = 'lastProduct,preProductID';
-$config->filterParam->cookie['testtask']['browse']['hold'] = 'preBranch';
-$config->filterParam->cookie['testtask']['cases']['hold']  = 'preProductID,taskCaseModule';
-$config->filterParam->cookie['testtask']['common']['params']['lastProduct']['int']   = '';
-$config->filterParam->cookie['testtask']['common']['params']['preProductID']['int']  = '';
-$config->filterParam->cookie['testtask']['browse']['params']['preBranch']['int']     = '';
-$config->filterParam->cookie['testtask']['cases']['params']['preProductID']['int']   = '';
-$config->filterParam->cookie['testtask']['cases']['params']['taskCaseModule']['int'] = '';
+$config->filterParam->cookie['testtask']['common']['lastProduct']['int']   = '';
+$config->filterParam->cookie['testtask']['common']['preProductID']['int']  = '';
+$config->filterParam->cookie['testtask']['browse']['preBranch']['int']     = '';
+$config->filterParam->cookie['testtask']['cases']['preProductID']['int']   = '';
+$config->filterParam->cookie['testtask']['cases']['taskCaseModule']['int'] = '';
diff --git a/module/todo/config.php b/module/todo/config.php
index 34e81b43e6..d2203e9b8d 100644
--- a/module/todo/config.php
+++ b/module/todo/config.php
@@ -26,5 +26,4 @@ $config->todo->custom = new stdclass();
 $config->todo->custom->batchCreateFields = 'type,pri,desc,beginAndEnd';
 $config->todo->custom->batchEditFields   = 'type,pri,beginAndEnd,status';
 
-$config->filterParam->cookie['todo']['export']['hold'] = 'checkedItem';
-$config->filterParam->cookie['todo']['export']['params']['checkedItem']['reg'] = '/^[0-9,]+$/';
+$config->filterParam->cookie['todo']['export']['checkedItem']['reg'] = '/^[0-9,]+$/';
diff --git a/module/upgrade/config.php b/module/upgrade/config.php
index 4794c72833..94e9d3b34e 100644
--- a/module/upgrade/config.php
+++ b/module/upgrade/config.php
@@ -17,5 +17,4 @@ $config->upgrade->lowerTables[$config->db->prefix . 'userGroup']      = $config-
 $config->upgrade->lowerTables[$config->db->prefix . 'userQuery']      = $config->db->prefix . 'userquery';
 $config->upgrade->lowerTables[$config->db->prefix . 'userTPL']        = $config->db->prefix . 'usertpl';
 
-$config->filterParam->get['upgrade']['license']['hold'] = 'agree';
-$config->filterParam->get['upgrade']['license']['params']['agree']['equal'] = 'true';
+$config->filterParam->get['upgrade']['license']['agree']['equal'] = 'true';
diff --git a/module/user/config.php b/module/user/config.php
index 478ad7f804..04ee6eb53f 100644
--- a/module/user/config.php
+++ b/module/user/config.php
@@ -17,10 +17,8 @@ $config->user->failTimes   = 6;
 $config->user->lockMinutes = 10;
 $config->user->batchCreate = 10;
 
-$config->filterParam->get['user']['login']['hold']  = 'account,password,lang';
-$config->filterParam->get['user']['login']['params']['account']['account'] = '';
-$config->filterParam->get['user']['login']['params']['password']['reg']    = '/./';
-$config->filterParam->get['user']['login']['params']['lang']['reg']        = '/^[a-zA-Z\-_]+$/';
+$config->filterParam->get['user']['login']['account']['account'] = '';
+$config->filterParam->get['user']['login']['password']['reg']    = '/./';
+$config->filterParam->get['user']['login']['lang']['reg']        = '/^[a-zA-Z\-_]+$/';
 
-$config->filterParam->cookie['user']['login']['hold'] = 'keepLogin';
-$config->filterParam->cookie['user']['login']['params']['keepLogin']['equal'] = 'on';
+$config->filterParam->cookie['user']['login']['keepLogin']['equal'] = 'on';