displaying images asp.net from database

Hi
I have a datalist where i am displaying an image using the following:
<asp:Image ID="prodimage"
                        Width="200" Height="150"
                        ImageUrl='<%# (DataBinder.Eval(Container.DataItem, "vcimagelocation")) %>'
                        Runat="server"  
                        CssClass="aspImage"/>
but i want to do the following as i am implementing the zoom functionality. How ...