punkbrry

Maybe there is an error with your theme some of the code in it might not be right or maybe the permissions of the theme could be wrong.

yes it is than point your domains to their corresponding folders vis their domain manager.

did you put

AddType x-mapp-php5 .php

in a .htaccess file in your web root?

because i have 1and1 and putting AddType x-mapp-php5 .php in htaccess worked for me.