HI,
i am trying to bind data to multi select list box in jquery
here is code:
 
  function GetPlotsbyReservation(district, industry,rsvr) {
        $.ajax({
            type: "POST",
            url: "kiadb.asmx/GetPlotsbyReservation",
            data: "{'District':'" + district + "','industry':'" + industry + "','rsvr':'" + rsvr + "'}",
            contentType: "application/json; charset=utf-8",
            dataType: "json",
            success: OnSuccess,
            error: OnError
        });
        function OnSuccess(data, status) {
            var myObject = JSON.parse(data.d);
            var len = myObject.length;
            var listItems = "";
        
            for (var i = 0; i < len; i++) {
                $('#ddlPlot').append('<option value="' + myObject[i].rsvr + '">' + myObject[i].rsvr + '</option>');
               
               
            }
       
        }
        function OnError(request, status, error) {
            alert(request.statusText);
        }
    }
 
 <asp:ListBox ID="ddlPlot" runat="server" SelectionMode="Multiple" ></asp:ListBox>
data is not binding to list box.can any one help me