public function postAdd(Request $request)
 {
     $catetype = new Cate_type();
     $catetype->name = $request->txtName;
     $catetype->alias = changeTitle($request->txtName);
     $catetype->keywords = $request->txtKeywords;
     $catetype->description = $request->txtDescription;
     $catetype->save();
     return redirect()->route('admin.catetype.getList')->with(['flash_level' => 'success', 'flash_message' => 'ok !! Add new CateType Success! ']);
 }