Add date with given date excluding weekdays in SQL Server 2008R2?

Declare @adddate datetime,@numDays int,@no int

 set @adddate=GETDATE() --- no of day to add in this date

 Set @no=1

 Set @numDays=5 -- no of day to add

 while(@no<=@numDays)

 begin

    SET @addDate = DATEADD(d, 1, @addDate)

          IF DATENAME(DW, @addDate) = 'sunday'   SET @addDate = DATEADD(d, 1, @addDate)

          IF DATENAME(DW, @addDate) = 'saturday' SET @addDate = DATEADD(d, 2, @addDate)

          --print @addDate

          set @no=@no+1

 end

 print @adddate