ajax调用服务器方法,Sesstion过期的处理方法
=-1){base.OnActionExecuting;return;}if{if{//Session为空时,返回为空的报错信息Response.AppendHeader;Response.End();}else{filterContext.Result=RedirectToAction;}}else{if((Session["AllowNid"]==null||Convert.ToInt32(Session["AllowNid"])!=CurNavigationId)&&HttpContext.Requ