Please note that Firefox (upstream) is not affected by this bug. I try other distributions too and this is the result
Debian 3.1 DOESN'T WORK K/Ubuntu DOESN'T WORK
Firefox dist. by Mozilla.org OK WORK Fedora Core 4 OK WORK Suse 10.1 OK WORK Gentoo OK WORK Slackware OK WORK
Please note that Firefox (upstream) is not affected by this bug. I try other distributions too and this is the result
Debian 3.1 DOESN'T WORK
K/Ubuntu DOESN'T WORK
Firefox dist. by Mozilla.org OK WORK
Fedora Core 4 OK WORK
Suse 10.1 OK WORK
Gentoo OK WORK
Slackware OK WORK