Nokia Phones support Javascript?

I do:

window.alert

In Pc, IE an Ns work fine, in Pockect Pc (emulator) and SmartPhone (emulator) works too, but not in Nokia phone?

Why?

Where can I find a manual about XHTML, javascript, etc, supported with nokia phones (Symbian)?.

For example I display a html page, and TABLES don't work.

By other side, this is not the forum,...

Hi I donwload S60 SDK v2 and 2,1 beta, and I need to set up the SDK emulator to connect to internet.

I need emulator ONLY to navigate from my web server and look how HTML pages are show.

But I...