Netflix uses HTML5 in Chrome and Internet Exploder.
Internet Explorer 11 or later on Windows 8.1 or later
Safari on Mac OSX 10.10 or later (Yosemite)
Supported on all 2012 or later models and select 2011 models
Google Chrome version 37 or later on Windows XP Service Pack 2 or later and Mac OSX 10.6 or later (Snow Leopard)
Still fucked with Firefox