That's my code but that says not well formed.... How can i correct that?
<ItemTemplate>
<asp:HyperLink ID="HyperLink1" runat="server" Text='<%# Eval("Name") %>' onClick="<%#"javascript:popUp(\'gallery_detail.aspx?cat_id=\""+ Eval("ID") +"\"\')"%>"></asp:HyperLink>
<br />
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</ItemTemplate>