On the standards track: Yes
Is Experimental: No
Is Deprecated: Yes
In Chrome version 1 on 2008-12-11 Removed from Chrome version 34 on 2014-04-08
In Chrome Android version 18 on 2012-06-27 Removed from Chrome Android version 34 on 2014-04-02
Not in Edge
Not in Firefox
Not in Firefox for Android
Not in Internet Explorer
Not in Quest Browser
In Opera version ≤12.1 on undefined Removed from Opera version 21 on 2014-05-06
In Opera Android version ≤12.1 on undefined Removed from Opera Android version 21 on 2014-04-22
In Safari version 3 on 2007-10-26
In Safari on iOS version 1 on 2007-06-29
In Samsung Internet version 1.0 on 2013-04-27 Removed from Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 1 on 2008-09-23 Removed from WebView Android version 37 on 2014-09-03