在visual studio中使用ajax的問題

<cc1:Rating ID="Rating1" runat="server" 
    MaxRating="5" 
     CurrentRating="2" 
     CssClass="ratingStar" 
     StarCssClass="ratingItem" 
     WaitingStarCssClass="Saved" 
     FilledStarCssClass="Filled" 
     EmptyStarCssClass="Empty" 
> 
      </cc1:Rating> 
    </asp:Content>

該評級控制不會出現在頁面上！在visual studio中使用ajax的問題

<%@ Page Title="" Language="C#" MasterPageFile="~/YourGuruMaster.master" AutoEventWireup="true" CodeFile="PickTheBestAnswer.aspx.cs" Inherits="PickTheBestAnswer" %> 
<%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="cc1" %> 

<asp:Content ID="Content1" ContentPlaceHolderID="head" Runat="Server"> 
</asp:Content> 
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder2" Runat="Server"> 

    <asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder> 

<cc1:Rating ID="Rating1" runat="server" 
    MaxRating="5" 
     CurrentRating="2" 
     CssClass="ratingStar" 
     StarCssClass="ratingItem" 
     WaitingStarCssClass="Saved" 
     FilledStarCssClass="Filled" 
     EmptyStarCssClass="Empty" 
> 
      </cc1:Rating> 



    <asp:TextBox ID="TextBox1" runat="server" Height="71px" Width="231px"></asp:TextBox> 



</asp:Content>

來源

2011-06-28 Matrix001