C# Telerik RadListBox不想拖动

在我的asp.net解决方案中，我尝试使用列表框拖放功能，如本例所示：。但我现在遇到的问题是拖放不起作用。而不是拖动它的标记项。。。我试着把html直接复制到我的页面上，但仍然不起作用。你知道什么是错的吗

是因为我想念CSS吗

视图：

<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>

<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">
    <!-- ## HEAD SECTION ## -->
</asp:Content>

<asp:Content ID="Content2" ContentPlaceHolderID="ContentToolbar" runat="server">
<!-- ## SCRIPT MANAGER ## -->
<asp:ScriptManagerProxy ID="ScriptManagerProxy1" runat="server">
 <Scripts>
    <asp:ScriptReference Path= "~/Scripts/jquery-1.2.6.pack.js" />


 </Scripts>
</asp:ScriptManagerProxy>
<%if(false) {%>
  <script src="../../Scripts/jquery-1.2.6-vsdoc.js" type="text/javascript"></script>
<%} %>

<!-- ## AJAX MANAGER ## -->
<!-- ## AJAX MANAGER ## -->
<telerik:RadAjaxManager ID="RadAjaxManager1" OnAjaxRequest="RadAjaxManager1_AjaxRequest" runat="server">
</telerik:RadAjaxManager>
    <!-- ## TOOLBAR ## -->
    <telerik:RadToolBar ID="RadToolBar1" runat="server"
                        OnButtonClick="Toolbar_ButtonClick"
                        EnableEmbeddedSkins="False"
                        OnClientButtonClicked="OnClientButtonClicked"
                        CssClass="pickers_width"
                        Skin="AgendaSkin">
        <Items>
            <telerik:RadToolBarButton   AccessKey="<%$ Resources:Shortcuts, GLOBAL_SAVE %>"
                                        PostBack="false"
                                        Text="<%$ Resources:Language, Generel.Expression.SaveAndClose %>"
                                        CommandName="SAVEANDCLOSE"
                                        Value="SAVEANDCLOSE"
                                        ImageUrl="~/Images/Icons/save_16.png"></telerik:RadToolBarButton>

            <telerik:RadToolBarButton   AccessKey="<%$ Resources:Shortcuts, POPUPS_RETURN %>"
                                        PostBack="False"
                                        Text="<%$ Resources:Language, Generel.Expression.Close %>"
                                        CommandName="CLOSE"
                                        ImageUrl="~/Images/Icons/close_16.png"></telerik:RadToolBarButton>
        </Items>
    </telerik:RadToolBar>

</asp:Content>

<asp:Content ID="Content3" ContentPlaceHolderID="ContentHeader" runat="server">

    <!-- ## HEADER (TITLE BAR) ## -->


</asp:Content>

<asp:Content ID="Content4" ContentPlaceHolderID="ContentWorkspace" runat="server">
  <div class="pickers_workspace_row_margin">
    <!-- ## WORKSPACE ## -->
    <div class="prof_item">
        <asp:Panel ID="pnlRoleList" runat="server" CssClass="prof_item_value_section">

       <telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" CssClass="example-panel">
        <telerik:RadListBox ID="RadListBox1" runat="server" Width="200px" Height="200px" 
            SelectionMode="Single" AllowReorder="true"
            EnableDragAndDrop="true" OnDropped="RadListBox1_Dropped">

        </telerik:RadListBox>
    </telerik:RadAjaxPanel>
        </asp:Panel>
    </div>
  </div>
 <asp:HiddenField runat="server" ID="hidRoleInObjectUId" />
 <asp:HiddenField runat="server" ID="hidRoleInObjectName" />
</asp:Content>
<asp:Content ID="Content5" ContentPlaceHolderID="ContentScripts" runat="server">

    <!-- ## SCRIPT SECTION ## -->
    <script type="text/javascript" language="javascript">

        function CloseWindow() {
            // Return userdata to calling window
            if (window.opener != null) {
                window.opener.ClearBlocker();
                window.ReturnFunction();
                window.close();
            }
        }



        function SaveEditedFields(commandName) {
            var ajaxManager = $find("<%= RadAjaxManager1.ClientID %>");
            ajaxManager.ajaxRequest(commandName);
        }

        function OnClientButtonClicked(sender, args) {
            var button = args.get_item();
            var commandName = args.get_item().get_commandName()

            switch (commandName) {
                case "SAVEANDCLOSE":
                    SaveEditedFields(commandName);
                    break;

                case "SAVE":
                    SaveEditedFields(commandName);
                    break;

                case "CLOSE":
                    CloseWindow();
                    break;
            }
        }    

    </script>

</asp:Content>

政务司司长：

---

你试过用RadScriptManager替换标准ScriptManager吗？

你试过用RadScriptManager替换标准ScriptManager吗？

你能发布你的html和代码吗？否则很难猜出是什么错误。您得到的错误是什么，您必须至少得到一个javascript错误。如果你没有收到任何错误，你能发送aspx，cs代码js吗？如果你有，你能发布你的html和代码吗？否则很难猜出是什么错误。您得到的错误是什么，您必须至少得到一个javascript错误。如果您没有收到任何错误，如果您已解决：问题在客户端设置中解决：问题在客户端设置中，您是否也可以发送aspx、cs代码js

    private void FillMandatoryItemFirstList(Guid item_guid)
    {
        //MandatoryItems First



        IEnumerable<MandatoryItem> mandatoryFirst = MandatoryItem.GetMandatoryItemByCommitteeAndPos(item_guid, Enums.GetGuidFromEnum(Enums.AgendaElementPositionEnum.PosFirst));
        foreach (var item in CheckCount(mandatoryFirst))
        {
                    RadListBox1.Items.Add(new RadListBoxItem(item.UIdHandlingItemHandlingItem.Title, item.Id.ToString()));

        }

    }