The C1TabsExtender control allows you to align the tabstrip to the right, left, top, or bottom of the control. Simply set the Alignment property to take advantage of this feature.

1. Create an ASP.NET Web application.
2. Add a standard Panel control to the main content of  your page.
3. In the panel, add some content for the tabs and tab headers using the following markup:

<asp:Panel ID="Panel1" runat="server">

    <ul>

               <li><a href="#tabs-1">Nunc tincidunt</a></li>

               <li><a href="#tabs-2">Proin dolor</a></li>

               <li><a href="#tabs-3">Aenean lacinia</a></li>

         </ul>

         <div id="tabs-1">

               <p>

                     Proin elit arcu, rutrum commodo, vehicula tempus, commodo a, risus. Curabitur nec

                     arcu. Donec sollicitudin mi sit amet mauris. Nam elementum quam ullamcorper ante.

                     Etiam aliquet massa et lorem. Mauris dapibus lacus auctor risus. Aenean tempor ullamcorper

                     leo. Vivamus sed magna quis ligula eleifend adipiscing. Duis orci. Aliquam sodales

                     tortor vitae ipsum. Aliquam nulla. Duis aliquam molestie erat. Ut et mauris vel

                     pede varius sollicitudin. Sed ut dolor nec orci tincidunt interdum. Phasellus ipsum.

                     Nunc tristique tempus lectus.</p>

         </div>

         <div id="tabs-2">

               <p>

                     Morbi tincidunt, dui sit amet facilisis feugiat, odio metus gravida ante, ut pharetra

                     massa metus id nunc. Duis scelerisque molestie turpis. Sed fringilla, massa eget

                     luctus malesuada, metus eros molestie lectus, ut tempus eros massa ut dolor. Aenean

                     aliquet fringilla sem. Suspendisse sed ligula in ligula suscipit aliquam. Praesent

                     in eros vestibulum mi adipiscing adipiscing. Morbi facilisis. Curabitur ornare consequat

                     nunc. Aenean vel metus. Ut posuere viverra nulla. Aliquam erat volutpat. Pellentesque

                     convallis. Maecenas feugiat, tellus pellentesque pretium posuere, felis lorem euismod

                     felis, eu ornare leo nisi vel felis. Mauris consectetur tortor et purus.</p>

         </div>

         <div id="tabs-3">

               <p>

                     Mauris eleifend est et turpis. Duis id erat. Suspendisse potenti. Aliquam vulputate,

                     pede vel vehicula accumsan, mi neque rutrum erat, eu congue orci lorem eget lorem.

                     Vestibulum non ante. Class aptent taciti sociosqu ad litora torquent per conubia

                     nostra, per inceptos himenaeos. Fusce sodales. Quisque eu urna vel enim commodo

                     pellentesque. Praesent eu risus hendrerit ligula tempus pretium. Curabitur lorem

                     enim, pretium nec, feugiat nec, luctus a, lacus.</p>

               <p>

                     Duis cursus. Maecenas ligula eros, blandit nec, pharetra at, semper at, magna. Nullam

                     ac lacus. Nulla facilisi. Praesent viverra justo vitae neque. Praesent blandit adipiscing

                     velit. Suspendisse potenti. Donec mattis, pede vel pharetra blandit, magna ligula

                     faucibus eros, id euismod lacus dolor eget odio. Nam scelerisque. Donec non libero

                     sed nulla mattis commodo. Ut sagittis. Donec nisi lectus, feugiat porttitor, tempor

                     ac, tempor vitae, pede. Aenean vehicula velit eu tellus interdum rutrum. Maecenas

                     commodo. Pellentesque nec elit. Fusce in lacus. Vivamus a libero vitae lectus hendrerit

                     hendrerit.</p>

         </div>

    </asp:Panel>

4. Panel smart tag and select Add Extender from the Tasks menu.
5. Extender Wizard, select C1TabsExtender and click OK. A C1TabsExtender control is added to the page and the TargetControlID is set to Panel1.
6. Select View | Properties Window in the Visual Studio menu.
7. Click the drop-down list at the top of the Properties window and select Panel1_C1TabsExtender.
8. Set the C1TabsExtender.Alignment property to Right.
9. The markup for the C1TabsExtender control should now look similar to the following:

<cc1:C1TabsExtender ID="Panel1_C1TabsExtender" runat="server"

        TargetControlID="Panel1" Alignment="Right">

    </cc1:C1TabsExtender>

10. Press F5 to run the application. The C1TabsExtender will look similar to the following, with the tab headers on the right: