<asp:Repeater ID="rptPhoto" runat="server" >
                    <ItemTemplate>
                          <li><asp:LinkButton  runat="server" ID="lkbtn">
                              <asp:Image ID="imagephoto" Width="79" Height="79" ImageUrl='<%# "Getimage.ashx?ID="+ Eval("VolunteerID")  %>' runat="server" />  </asp:LinkButton></li>
                    </ItemTemplate>
                    </asp:Repeater>

<%@ WebHandler Language="C#" CodeBehind="Getimage.ashx.cs" Class="CCWOnline.Management.Web.Getimage" %>

using System;  
using System.Web;  
using System.Data;  
using System.Data.SqlClient;  
using System.Configuration;
using Siemens.WPV.Service;
 
public class Getimage : IHttpHandler{

    VolunteerService bll = new VolunteerService();
     
    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "image/jpeg";
        int volunteerID = Int32.Parse(context.Request.QueryString["ID"]);
        SqlDataReader sdr = bll.FindByID(volunteerID);
        if (sdr.Read())
        {
            context.Response.BinaryWrite( (byte[])dr["photo"] );
        }
        sdr.Close();
    }
}