how to see all images like fancybox image slider with httphandler?

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ASP.NET

there is div tag if you click image pop up open like fancybox image slider start
so I am getting images from database and I used http handler but I started only 1 images seems

this is code

<asp:Repeater ID="RepeaterEtkinlikler" runat="server">
                              <ItemTemplate>

                           <div class="col-md-4">
                               <div class="work-post">
                                   <div class="work-post-gal">
                                  


                                       <div class="hover-box">

                                       <a class="zoom" href='<%# "../getimagesfromdatabaseaccordingtoid.ashx?ImID=" + Eval("id")(id=1 goes this id has 4 images from database)%>'></a>

                                       </div>


                                   </div>
                                   <div class="work-post-content">
                                       <h2><%# Eval("topic") %></h2>
                                       <span><%# Eval("subtopic")%></span>
                                   </div>
                               </div>
                           </div>

                         </ItemTemplate>
                           </asp:Repeater>

this div only one image coming..there is no loop.