Viewport to ... sounds very technical (as in OpenRA engine speak) and is pretty long, while the backspace key selected by default is cut off

![backspace-cutoff](https://f.cloud.github.com/assets/756669/1391248/fda4cb7c-3bf9-11e3-8c3d-4b5d2911a462.png)

I suggest to make this "View Base" or "Show Base" and the hotkey box a little wider.