get dropdown selectedvalue in gridview in rowupdating

Hi everybody,
I have a gridview with a templatefield with a dropdownlist in edititemtemplate.
gridview is bound in codebehind and dropdownlist is not binded.
                            <asp:TemplateField HeaderText="CONFERMA" SortExpression="CONFERMA">                                 <EditItemTemplate>                                     <asp:DropDownList ID="ddlConferma" runat="server" Font-Names="Verdana" Font-Size="X-S ...