Hi everybody,

I have an extension method:

[code]
public static IEnumerable GetWeekNumbers(this HtmlHelper helper /*Dictionary dayOfWeek*/  /*,DateTime allWeeks*/ /*int selectID*/)
        {
            var janFirst = new DateTime(DateTime.Today.Year, 1, 1);
            //beware different cultures.
            var firstWeek = janFirst.AddDays(1 - (int)(janFirst.DayOfWeek));
            int j = -1;
            foreach (var weekNumber in Enumerable.Range(0, 52).Select(i => new
            {
                weekStart = firstWeek.AddDays(i * 7),
                //Tuesday = firstWeek.AddDays(i * 3)
            }).TakeWhile(x => x.weekStart.Year <= janFirst.Year).Select(x => new
            {
                x.weekStart,
                weekFinish = x.weekStart.AddDays(6)
            }).SkipWhile(x => x.weekFinish < janFirst.AddDays(1)))
            {
                j++;
               yield return new SelectListItem
                {
                  
                    Value = string.Join(",",new string[]
                    {
                       
                      
                       weekNumber.weekStart.ToString("dd-MM-yyyy")
                      // weekNumber.weekStart.AddDays(1),
                      // weekNumber.weekStart.AddDays(2),
                     //  weekNumber.weekStart.AddDays(3),
                      // weekNumber.weekStart.AddDays(4),
                      // weekNumber.weekStart.AddDays(5),
                      // weekNumber.weekStart.AddDays(6),

                    }),
                   
                    Text = (j + 1).ToString(CultureInfo.InvariantCulture)
                };
            }
        }//end method
[/code]

this is a dropdownlist for week numbers.

and an JQuery method;

[code]
function Selectedchange() {
    //$("#txtBox").append($('