public static REL_Admin_PrivilegeBll GetInstance()
 {
     if (_instance == null)
     {
         _instance = new REL_Admin_PrivilegeBll();
     }
     return _instance;
 }
 public static REL_Admin_PrivilegeBll GetInstance()
 {
     if (_instance == null)
     {
         _instance = new REL_Admin_PrivilegeBll();
     }
     return(_instance);
 }