[PHP] will PHP-3 scripts work using PHP-4 ?

Hi all I'm getting back into PHP after doing some scripts a couple of years age in PHP-3. since I am installing PHP on a server now I am wondering if I can install PHP-4 and trust that the old PHP-3 scripts will generally work Ok. Could someone advise me on thie? Thanks in advance. _

[PHP] Merits of Nusphere vs Abriasoft's PHP/Mysql/Apache packages?

Wondering if anyone out there has used both of these packages and would care to comment on the relative merits of each, especially 'ease of install and configure'. I'm building a Mysql/PHP box for a database building project that will never be connected to the internet. All advice is appreciated

[PHP] advice on 'Nusphere Mysql Package' appreciated

I'm building a machine that will never be used on the internet. I only plan to use it to build a database. Later I will upload the database to another PHP/MYsql server which will be on the net. What I want is the simplest possible way to quickly build a basic functional PHP/MYsql machine. And