I'm not sure if this is a serious post or not - don't take offense if it is; it's awfully close to a lot of trolling.
If Tim's Guest Book is having internal server errors, you should perhaps contact whoever runs Tim's Guest Book. This is Tom's Hardware, and despite the one-letter difference we're not related.
If you can post the complete set of messages and what you are trying to do - trying to do from a technical point of view, that is, like "click on this link" or "Post a reply." Images always help. And the complete URL of the site that you are using. But if TGB has support, that's your best bet.
Please note that posting personal information is not allowed on the forums here. Your post has been redacted.