Customize sharepoint menu

I have this req开发者_如何转开发uirement to display site sub menu items in horizonatl direction instead of vertical.

 Home | Site1 | Site2
        Page1 | Page2 | Page3

Is there any attribute avaliable in Sharepoint:ASPMenu to achieve this. We dont intend to write code behind for this. Any suggestions on how to achieve this thru Sharepoint desinger.

is the Orientation property available?

where "Orientation" is Orientation.Horizontal

see http://msdn.microsoft.com/en-us/library/1ka1z07s