When I select one (or more) people from my email contacts in the dropdown list of BT Mail, the address(es) appear as "invalid" or "illegal" in the "To:" field. This has only happened since the last update to Firefox. This does not hapen with other browsers, so why should I be forced to change, just to send emails? It is a real PAIN. Having done a bit of research, it appears that there is Javascript issue. When can I expect a patch? I have enjoyed everything Firefox gives me, but this issue is giving me cause to consider moving