Template editor ui: The text "closed without saving" doesn't fit in the button (a minor ui bug)

See screenshot.

Steps to reproduce:
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edit a document in the template editor

Observed result:
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The text "closed without saving" doesn't fit in the button. "saving" doesn't fit. see screenshot.
This holds for firefox and ie8. Didn't test it in other browsers.

Expected result:
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A nice button