[support] Pages show up blank

[Jody Cleveland]

> Can you check your server to see if you have the PHP mbstring library
> installed. I had this exact problem, blank pages for anonymous user,
> only when caching was installed. My also went away when I turned off
> caching.

Actually, I don't have that. I've got a redhat 4 server, with php on it.
I've always been afraid to touch php. Is that something that's easily done?

- jody