I don't know if other browsers work like that, but with Opera you can actually browse websites with modified html, just edit the source code and apply. And they actually work as normal sites, no broken links and stuff.
Nokia seems to be very tough cellphone. Russians jokes about it is that it's impossible to break it. Date? I suggest it's one of "world ends". So when end of the world comes, we can hide under box which is made of Nokia cellphones.