Technically, there's only one way to spell it, and that would be in Arabic.
All the versions of his name that we read are merely attempts to transliterate the Arabic letters into their closest Latin-based-alphabet equivalent. There are several standards.
Personally, I think the guy needs to hang out with Charlie Sheen. They can compare each other's delusions of grandeur and see who has the bigger God complex. Then they can trade harem tips and bitch about losing their jobs.
- Jeff