Thread: Guestbook?

I have uploaded my guestbook as suggested. I view in my default browser and it has html text showing. Is this normal? My site is not up and running yet.
Beverlee
stevecambronne.com

I have a new problem??? I tested guestbook and this is what I got when I hit the submit link (- my password)
Warning: fopen(./guestbookdb.php) [function.fopen]: failed to open stream: Is a directory in /home//public_html/guestbook.php on line 84

Warning: fwrite(): supplied argument is not a valid stream resource in /home//public_html/guestbook.php on line 86

Warning: fclose(): supplied argument is not a valid stream resource in /home//public_html/guestbook.php on line 87

Warning: Cannot modify header information - headers already sent by (output started at /home/rstrwbgp/public_html/guestbook.php:84) in /home//public_html/guestbook.php on line 89

ANY IDEAS??????