On the standards track: No
Is Experimental: No
Is Deprecated: Yes
In Chrome version 1 on 2008-12-11 Removed from Chrome version 94 on 2021-09-21
In Chrome Android version 18 on 2012-06-27 Removed from Chrome Android version 94 on 2021-09-21
In Edge version 12 on 2015-07-28 Removed from Edge version 94 on 2021-09-24
In Firefox version 1 on 2004-11-09 Removed from Firefox version 99 on 2022-04-05
In Firefox for Android version 4 on 2011-03-29 Removed from Firefox for Android version 99 on 2022-04-05
In Internet Explorer version 4 on 1997-09-30
In Quest Browser version 5.0 on undefined Removed from Quest Browser version 18.0 on 2021-11-30
In Opera version ≤12.1 on undefined Removed from Opera version 80 on 2021-10-05
In Opera Android version ≤12.1 on undefined Removed from Opera Android version 66 on 2021-12-15
In Safari version 1 on 2003-06-23
In Safari on iOS version 1 on 2007-06-29
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 4.4 on 2013-12-09 Removed from WebView Android version 94 on 2021-09-21