how to use preety photo in dynamic coding

Question

<asp:DataList ID="galleryDataList" RepeatColumns="5" runat="server">
<ItemTemplate>
<a href='<%# Eval("Name","images/fullscreen/{0}")%>' rel="prettyPhoto[pp_gal]"title="You can add caption to pictures.">
<img src='<%# Eval("Name","images/fullscreen/{0}")%>' width="60" height="60"alt='<%# Eval("Name") %>' />
</a>
</ItemTemplate>

</asp:DataList>

what is that name inside itemtemplate