move data from repeater control in next previous button click

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C#

  <table>
    <tbody>
      <tr>
       <td width="24">
        <a href="#">
        <asp:ImageButton ID="btnPrev" runat="server" ImageUrl="images/right_arrow.png" 
                                       onclick="btnPrev_Click" />
        </a>
       </td>
      </tr>
     </tbody>
   </table>
                               
<td style="background-removed: center center; background-image:URL('images/bg_bottom_box.jpg'); background-repeat: repeat;"> 
      <asp:Repeater ID="Repeater1" runat="server">
               <itemtemplate>
                   <table width="98%" border="0" align="center" cellpadding="0" cellspacing="0" style="background-image:URL('images/bg_product.png')">
                        <tr>
                         <td align="center"> 
                          <img src="images/line.jpg" width="1" height="191"> 
                         </td> 
                         <td align="center"> 
                          <table border="0" cellspacing="0" cellpadding="0"> 
                           <tbody><tr> 
                            <td align="center"> 
                             <asp:Image ID="Image1" runat="server" width="125" height="108" CssClass="border1" ImageUrl='<%#"~/Images/Off_Image" + Eval("OffImg") %>'/>
                             </td> 
                            </tr> 
                           <tr> 
                           <td align="center" class="tital"> 
                            <%#DataBinder.Eval(Container.DataItem, "Prod_Name")%>
                           </td> 
                          </tr> 
                          <tr> 
                           <td align="center"> 
                            <input type="image" name="ImageButton1" id="ImageButton1" src="images/more_info.jpg" style="border-width:0px;"/> 
                           </td> 
                          </tr> 
                         </tbody></table> 
                        </td> 
                        <td align="center"> 
                         <img src="images/line.jpg" width="1" height="191"> 
                        </td> 
                       </tr></table>                 
                </itemtemplate>
               </td> 
              <table><tbody><tr><td width="24"><a href="#">
               <asp:ImageButton ID="btnNext" runat="server" ImageUrl="images/left_arrow.png" />
</a></td></tr></tbody></table>         

i've following source code in my application..
and i want to move next previous items on its button click event.. will you please help me?
data is coming from database..

Thank you..