Internet Explorer 6 Windows XP

Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322)

HTML:

setAttribute("tabindex") no
setAttribute("tabIndex") yes
removeAttribute("tabindex") no
removeAttribute("tabIndex") yes

----

Internet Explorer 7.0.5730.11 Windows XP

Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)

HTML:

setAttribute("tabindex") no
setAttribute("tabIndex") yes
removeAttribute("tabindex") no
removeAttribute("tabIndex") yes

----

Firefox 2.0.0.11 Windows XP

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11

HTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") yes
removeAttribute("tabindex") yes
removeAttribute("tabIndex") yes

XHTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") no
removeAttribute("tabindex") yes
removeAttribute("tabIndex") no

----

Minefield nightly 3.0b3pre 2008010705 Windows XP

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b3pre) Gecko/2008010705 Minefield/3.0b3pre

HTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") yes
removeAttribute("tabindex") yes
removeAttribute("tabIndex") yes

XHTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") no
removeAttribute("tabindex") yes
removeAttribute("tabIndex") no

----

Safari 3.0.4 Mac OS X 10.5.1

Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en-us) AppleWebKit/523.10.3 (KHTML, like Gecko) Version/3.0.4 Safari/523.10

HTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") yes
removeAttribute("tabindex") yes
removeAttribute("tabIndex") yes

XHTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") no
removeAttribute("tabindex") yes
removeAttribute("tabIndex") no

----

Opera 9.25 Windows XP
Opera/9.25 (Windows NT 5.1; U; en)

HTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") yes
removeAttribute("tabindex") yes
removeAttribute("tabIndex") yes

XHTML:

setAttribute("tabindex") yes
setAttribute("tabIndex") no
removeAttribute("tabindex") yes
removeAttribute("tabIndex") no