Best Answer James B† , 17 April 2013 - 08:07 PM
Hi there, you can do this by creating a custom menu in appearance>menus. There's an option to insert a url as one of the menu tabs.
See http://en.support.wordpress.com/menus/ for more info on custom menus.
You can then assign your new menu to one of the Pagelines docs in the top left of the appearance>menu screen.Go to the full post