<asp:GridView ID="gvAdminList" runat="server" AllowPaging="True"
                                onrowupdating="gvAdminList_RowUpdating">
                             <Columns>
                               <asp:BoundField DataField="FirstName" HeaderText="First Name" SortExpression="FirstName" ConvertEmptyStringToNull="False" ItemStyle-Width="300px"/>
                               <asp:BoundField DataField="LastName" HeaderText="Last Name" SortExpression="LastName" ConvertEmptyStringToNull="False" />
                               <asp:BoundField DataField="Address" HeaderText="Address" SortExpression="Address" ConvertEmptyStringToNull="False" />
                               <asp:BoundField DataField="Telephone" HeaderText="Telephone" SortExpression="Telephone" ConvertEmptyStringToNull="False" />
                               <asp:BoundField DataField="Username" HeaderText="Username" ReadOnly="true" SortExpression="Username" ConvertEmptyStringToNull="False" />
                               <asp:BoundField DataField="Password" HeaderText="Password" SortExpression="Password" ConvertEmptyStringToNull="False" />
                               <asp:BoundField DataField="RegisteredOn" HeaderText="Registered On" ReadOnly="true" SortExpression="RegisteredOn" ConvertEmptyStringToNull="False" />
                               <asp:CommandField ShowEditButton="true" ShowDeleteButton="true"/>
                             </Columns>
</asp:GridView>