/// <summary>
 /// 获取所有的部门
 /// </summary>
 /// <returns></returns>
 public ActionResult GetAllDepartmentMethod()
 {
     try
     {
         return(Json(EmployeeManage.GetAllDepartmentOnly(0, ""), JsonRequestBehavior.AllowGet));
     }
     catch
     {
         return(null);
     }
 }