**//判断当前时间是白班还是夜班
            TimeSpan saveTime = DateTime.Now.TimeOfDay;
            TimeSpan startTime = DateTime.Parse("08:30").TimeOfDay;
            TimeSpan endTime = DateTime.Parse("20:30").TimeOfDay;
			if (saveTime > startTime && saveTime < endTime)
                {
                    t_RK01_01_.CLASSSHIFT = "白";
                }
                else
                {
                    t_RK01_01_.CLASSSHIFT = "夜";
                }**