关于slideshowextender控件的疑问
请问，为什么我下面的代码不能成功显示图片呢？
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="cc1" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<br />
<br />
<br />
<br />
<asp:Image ID="Image1" runat="server" />
<cc1:SlideShowExtender ID="Image1_SlideShowExtender" runat="server"
TargetControlID="Image1"
NextButtonID="Button1"
PreviousButtonID="Button2"
PlayButtonID="Button3"
SlideShowServicePath="PhotoService.asmx"
SlideShowServiceMethod="GetPhoto"
>
</cc1:SlideShowExtender>
<br />
<br />
<br />
<br />
<asp:Button ID="Button1" runat="server" Text="Button" />
<asp:Button ID="Button2" runat="server" Text="Button" />
<asp:Button ID="Button3" runat="server" Text="Button" />
<br />
<br />
<br />
<br />
</ContentTemplate>
</asp:UpdatePanel>
<asp:Image ID="Image2" runat="server" ImageUrl="1.gif" />
</form>
</body>
</html>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;
/// <summary>
///PhotoService 的摘要说明
/// </summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
//若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
// [System.Web.Script.Services.ScriptService]
public class PhotoService : System.Web.Services.WebService {
public PhotoService () {
//如果使用设计的组件，请取消注释以下行
//InitializeComponent();
}
[WebMethod]
public AjaxControlToolkit.Slide[] GetPhoto()
{
return new AjaxControlToolkit.Slide[] {
new AjaxControlToolkit.Slide("1.gif","hii","weq"),
new AjaxControlToolkit.Slide("2.gif","da","asdasd"),
};
}
}
补充：.NET技术 , ASP.NET
