What's the font used in Amnesia tips and subtitles? For example here:

The text isn't large enough nor clear enough for someone to help you identify the font being used. Try to find a better quality image. If you do that, your question will be moved to the Font Identification forum.

The font looks a lot like Tahoma. You should have that one as part of your Windows 7 operating system.

... or Verdane.
But the sample seems to be more "thin" than both of this fonts.