Many websites have a common habit of using vertical bars in their link navigations. The purpose of using vertical bars is to visually separate each navigation link.
Which is better for users, a top or left navigation? Web designers have debated this issue for a long time. Many have drawn their own conclusions, but others have mixed feelings.
Most websites with large navigation menus overwhelm users by showing them too many items at once. This happens when the user opens a dropdown menu in the navigation.
There's a new Digg design and everyone wants to give their opinion about it. Some users like it, some hate it, but for me, I am more interested in what we can learn from the their new user interface.