Firefox 2
html>/**/body .selector, x:-moz-any-link ( color: lime; )
Firefox 3
html>/**/body .selector, x:-moz-any-link, x:default ( color: lime; )
Любой Firefox
@-moz-document url-prefix() ( .selector ( color: lime; ) )
html>/**/body .selector, x:-moz-any-link ( color: lime; )
html>/**/body .selector, x:-moz-any-link, x:default ( color: lime; )
@-moz-document url-prefix() ( .selector ( color: lime; ) )