Forum cPanel Error Log
 

I keep getting these repeating for people going to posts. What are they from? It's only these files.

[Tue Apr 27 09:38:04 2010] [error] [client **.**.**.***] File does not exist: /home/public_html/forum.domain.com/404.shtml, referer: http://forum.domain.com/showthread.php?796/page2
[Tue Apr 27 09:38:04 2010] [error] [client **.**.**.***] File does not exist: /home/public_html/forum.domain.com/images/loading.gif, referer: http://forum.domain.com/showthread.php?796/page2