problems with guestbook...

im trying to get my guestbook to work... but i have this error message...

Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, webmaster@silvinscorner.zeeblo.com and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.

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Apache/1.3.33 Server at www.silvinscorner.zeeblo.com Port 80

can anyone help me??

Looks like your guestbook is up to me.

so... do you what could be the problem???
ive tried everything...

Download the files from here and reupload them all except the config.php file.

And if that fails speak to your hosts because it is saying their is an problem with the server.