am ec4194ef: am 64b879ac: docs: fix js error when there\'s no api level cookie saved.

Merge commit 'ec4194ef1baa2906f916a01e368bb5d6805ba245' into eclair-mr2

* commit 'ec4194ef1baa2906f916a01e368bb5d6805ba245':
  docs: fix js error when there's no api level cookie saved.