element.style is an array like object. This fails silently except in ie8 where an exception is thrown [#84149558] Setting display inline shows buttons that should be hidden  (cast button)
use underscore indexOf on arrays
Use addEventListener to trigger 'beforeunload' event to avoid overwriting/overwritten global (Re)[Delivers #67711668]
Merge pull request #225 from jwplayer/bugfix/javascript-errors

Fixed a couple small javascript errors [Delivers #84149558]
Speed up jwplayer.html5 setup [Finishes #84263060]
jshinting utils.extensionmap
skin loader `for in - hasOwnProperty` and jshint changes
Merge pull request #226 from jwplayer/feature/html5-setup-performance

Speed up jwplayer.html5 setup [Delivers #84263060]
jshinting jwplayer.playlist.*
Return key instead of value
removed unused var for jshint
Merge pull request #229 from jwplayer/feature/html5-setup-performance

removed unused var for jshint
Merge pull request #228 from jwplayer/chore/jshint

Jshint a few files, slight optimization to extensionMap.mimeType
Hide the HD icon from controlbar when casting [Finishes #82661464]
Merge pull request #234 from jwplayer/bug/hls-cast-hd

Hide the HD icon from controlbar when casting [Delivers #82661464]
Made script loader complete callback capable with ie8
Jshint scriptloader
Preemptive bugfix for IE6
http://www.stevesouders.com/blog/2010/05/11/appendchild-vs-insertbefore/#comment-2084
Early return to decrease nesting