Ok um, this is going absolutely nowhere. The question was about re-writing URLs without htaccess, which we have established is not possible (to the extent that the user wants).
As for whether or not PHP is more feature rich than Javascript and secure, it depends, but that’s a discussion for another topic and another day.
You can always bring your thoughts to this topic, though:
As for our discussion, though, this is not relating to the original question anymore.