They could soon take it to the next level by excising the traditional navigation toolbar.

下一步他们很快就会把手伸向现存的传统导航工具栏。

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The browser navigation toolbar can be completely hidden, leaving only the TAB bar, menu button, and content area.

浏览器的导航工具栏可以完全隐藏，这样就只剩标签栏、菜单栏和内容区域了。

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If you save everything at this point and restart Firefox, you can drag the buttons onto your navigation toolbar if you right click on each of them and select Customize.

现在保存并重新启动Firefox，如果右键单击这两个按钮并选择Customize，就可以将它们放到导航工具栏上。

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The default browser includes an interesting toolbar at the bottom with the usual navigation keys like Back and Forward along with a Zoom key.

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