openlayers/ol3 — pull request #697 by twpayne (2013-05-08 12:33:25+00:00)
Title: Fix NaN test

As [reported by](https://github.com/openlayers/ol3/commit/fcc079a5f2d67b30eee02d744be093b446b44aec#commitcomment-3169054) @ahocevar.