Use feature detection rather than browser/UA sniffing. Tools such as http://www.modernizr.com http://www.modernizr.com and http://www.headjs.com http://www.head

Use feature detection rather than browser/UA sniffing. Tools such as http://www.modernizr.com http://www.modernizr.com and http://www.headjs.com http://www.headjs.com (limited feature detection but also provides other features) can be very helpful.