diff --git a/module/bug/control.php b/module/bug/control.php
index 187e6b3c7a..027540e689 100644
--- a/module/bug/control.php
+++ b/module/bug/control.php
@@ -482,7 +482,7 @@ class bug extends control
         }
 
         /* Set custom. */
-        $product  = $this->product->getById($productID);
+        $product = $this->product->getById($productID);
         foreach(explode(',', $this->config->bug->list->customBatchCreateFields) as $field)
         {
             if($product->type != 'normal') $customFields[$product->type] = $this->lang->product->branchName[$product->type];
diff --git a/module/bug/model.php b/module/bug/model.php
index 78289e4b44..9290177b28 100644
--- a/module/bug/model.php
+++ b/module/bug/model.php
@@ -105,26 +105,7 @@ class bugModel extends model
                 /* Replace for dropdown submenu. */
                 if(isset($this->lang->bug->subMenu->$key))
                 {
-                    $subMenu = array();
-                    foreach($this->lang->bug->subMenu->$key as $subMenuKey => $subMenuLink)
-                    {
-                        if(isset($subMenuLink['link'])) $subMenuLink = $subMenuLink['link'];
-                        $subMenuLink = vsprintf($subMenuLink, $replace);
-                        list($subMenuName, $subMenuModule, $subMenuMethod, $subMenuParams) = explode('|', $subMenuLink);
-
-                        $link = array();
-                        $link['module'] = $subMenuModule;
-                        $link['method'] = $subMenuMethod;
-                        $link['vars']   = $subMenuParams;
-
-                        $menu = new stdclass();
-                        $menu->name   = $subMenuKey;
-                        $menu->link   = $link;
-                        $menu->text   = $subMenuName;
-                        $menu->hidden = false;
-                        $subMenu[$subMenuKey] = $menu;
-
-                    }
+                    $subMenu = common::createSubMenu($this->lang->bug->subMenu->$key, $replace);
 
                     /* Avoid the menu shaking when change it by js. */
                     if(isset($subMenu[$browseType]))
diff --git a/module/common/model.php b/module/common/model.php
index e26e41a067..c164a9fba2 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -349,6 +349,40 @@ class commonModel extends model
         return $link;
     }
 
+    /**
+     * Create sub menu by settings in lang files.
+     *
+     * @param  array    $items
+     * @param  mixed    $replace
+     * @static
+     * @access public
+     * @return array
+     */
+    public static function createSubMenu($items, $replace)
+    {
+        $subMenu = array();
+        foreach($items as $subMenuKey => $subMenuLink)
+        {
+            if(isset($subMenuLink['link'])) $subMenuLink = $subMenuLink['link'];
+            $subMenuLink = vsprintf($subMenuLink, $replace);
+            list($subMenuName, $subMenuModule, $subMenuMethod, $subMenuParams) = explode('|', $subMenuLink);
+
+            $link = array();
+            $link['module'] = $subMenuModule;
+            $link['method'] = $subMenuMethod;
+            $link['vars']   = $subMenuParams;
+
+            $menu = new stdclass();
+            $menu->name   = $subMenuKey;
+            $menu->link   = $link;
+            $menu->text   = $subMenuName;
+            $menu->hidden = false;
+            $subMenu[$subMenuKey] = $menu;
+        }
+
+        return $subMenu;
+    }
+
     /**
      * Print the main menu.
      *
diff --git a/module/custom/model.php b/module/custom/model.php
index 6d66fefbfa..4d1f576faa 100644
--- a/module/custom/model.php
+++ b/module/custom/model.php
@@ -252,13 +252,6 @@ class customModel extends model
 
                 if(isset($item['subMenu']))
                 {
-                    if(isset($customMenuMap[$name]->subMenu))
-                    {
-                        foreach($customMenuMap[$name]->subMenu as $subItem)
-                        {
-                            if(isset($subItem->hidden) && $subItem->hidden && isset($item['subMenu'][$subItem->name])) $item['subMenu'][$subItem->name]->hidden = true;
-                        }
-                    }
                     foreach($item['subMenu'] as $subItem)
                     {
                         if(isset($subItem->link['module']) && isset($subItem->link['method']))
@@ -266,6 +259,13 @@ class customModel extends model
                             $subItem->hidden = !common::hasPriv($subItem->link['module'], $subItem->link['method']);
                         }
                     }
+                    if(isset($customMenuMap[$name]->subMenu))
+                    {
+                        foreach($customMenuMap[$name]->subMenu as $subItem)
+                        {
+                            if(isset($subItem->hidden) && isset($item['subMenu'][$subItem->name])) $item['subMenu'][$subItem->name]->hidden = $subItem->hidden;
+                        }
+                    }
                 }
 
                 if(strpos($name, 'QUERY') === 0 and !isset($customMenuMap[$name])) $hidden = true;
diff --git a/module/project/model.php b/module/project/model.php
index 19e98d09e8..fe6e80b10e 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -146,26 +146,7 @@ class projectModel extends model
             /* Replace for dropdown submenu. */
             if(isset($this->lang->project->subMenu->$key))
             {
-                $subMenu = array();
-                foreach($this->lang->project->subMenu->$key as $subMenuKey => $subMenuLink)
-                {
-                    if(isset($subMenuLink['link'])) $subMenuLink = $subMenuLink['link'];
-                    $subMenuLink = sprintf($subMenuLink, $projectID);
-                    list($subMenuName, $subMenuModule, $subMenuMethod, $subMenuParams) = explode('|', $subMenuLink);
-
-                    $link = array();
-                    $link['module'] = $subMenuModule;
-                    $link['method'] = $subMenuMethod;
-                    $link['vars']   = $subMenuParams;
-
-                    $menu = new stdclass();
-                    $menu->name   = $subMenuKey;
-                    $menu->link   = $link;
-                    $menu->text   = $subMenuName;
-                    $menu->hidden = false;
-                    $subMenu[$subMenuKey] = $menu;
-
-                }
+                $subMenu = common::createSubMenu($this->lang->project->subMenu->$key, $projectID);
 
                 if(!empty($subMenu)) $this->lang->project->menu->{$key}['subMenu'] = $subMenu;
             }
diff --git a/module/testcase/model.php b/module/testcase/model.php
index 3a9f4a15e6..7490e3578e 100644
--- a/module/testcase/model.php
+++ b/module/testcase/model.php
@@ -157,26 +157,7 @@ class testcaseModel extends model
                     /* Replace for dropdown submenu. */
                     if(isset($this->lang->testcase->subMenu->$key))
                     {
-                        foreach($this->lang->testcase->subMenu->$key as $subMenuKey => $subMenuLink)
-                        {
-                            if(isset($subMenuLink['link'])) $subMenuLink = $subMenuLink['link'];
-                            $subMenuLink = vsprintf($subMenuLink, $productID);
-                            list($subMenuName, $subMenuModule, $subMenuMethod, $subMenuParams) = explode('|', $subMenuLink);
-
-                            $link = array();
-                            $link['module'] = $subMenuModule;
-                            $link['method'] = $subMenuMethod;
-                            $link['vars']   = $subMenuParams;
-
-                            $menu = new stdclass();
-                            $menu->name   = $subMenuKey;
-                            $menu->link   = $link;
-                            $menu->text   = $subMenuName;
-                            $menu->hidden = false;
-                            $subMenu[$subMenuKey] = $menu;
-
-                        }
-
+                        $subMenu += common::createSubMenu($this->lang->testcase->subMenu->$key, $productID);
                     }
                     if(!empty($subMenu)) $this->lang->testcase->menu->{$key}['subMenu'] = $subMenu;