@CentauriFeb 20.2008 — #Firefox, Opera, Safari, IE7, IE6. If it works ok in all those, then it should work in anything elese. Always check both versions of IE, as IE6 is the buggiest browser still in common usage.
@WebJoelFeb 20.2008 — #Netscape is offcially dead. There will be no more support or next versions. The Mozilla team 'officially' killed it, to focus upon Firefox, etc