<asp:CatalogZone ID="CatalogZone1" runat="server" HeaderText="Add Web Parts">

<ZoneTemplate>

<asp:DeclarativeCatalogPart ID="DeclarativeCatalogPart1" runat="server">

<WebPartsTemplate>

<asp:Calendar ID="Calendar1" runat="server" />

<asp:FileUpload ID="FileUpload1" runat="server" />

</WebPartsTemplate>

</asp:DeclarativeCatalogPart>

</ZoneTemplate>

</asp:CatalogZone>