Ajax slide show and web service

Question

I had Ajax slide show and webservice had images which slideshow will display I did all but no image displayed

<webservice>
using System;
using System.Collections;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.Xml.Linq;

/// <summary>
/// Summary description for WebServiceEvents
/// </summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
// To allow this Web Service to be called from script, using ASP.NET AJAX, uncomment the following line. 
[System.Web.Script.Services.ScriptService]
public class WebServiceEvents : System.Web.Services.WebService {

public WebServiceEvents () {

    //Uncomment the following line if using designed components 
    //InitializeComponent(); 
}

[WebMethod]
public AjaxControlToolkit.Slide[] GetSlides()
{
    return new AjaxControlToolkit.Slide[] { 
     new AjaxControlToolkit.Slide("~/images/aboutus_but_bg.jpg", "Blue", "High"),
    new AjaxControlToolkit.Slide("~/pics/mhavl/100_0027.jpg", "", ""),
    new AjaxControlToolkit.Slide("~/pics/mhavl/100_0032.jpg", "", ""),
    new AjaxControlToolkit.Slide("~/pics/mhavl/100_0138.jpg", "", ""),
    new AjaxControlToolkit.Slide("~/pics/mhavl/100_0207.jpg", "", "")};
}

}