Error Log

[ShaneFalco]

I have the r1 sports theme, my site is www.boycottchiefs.com I am getting the following error messages in my log

Thu Nov 13 13:00:02 2008] [error] [client 68.102.102.254] File does not exist: /home/twg1969/public_html/wp-content/themes/revolution_sports-30/images/headline.gif, referer: http://boycottchiefs.com/

[Thu Nov 13 12:59:32 2008] [error] [client 68.102.102.254] File does not exist: /home/twg1969/public_html/favicon.ico

[Thu Nov 13 12:27:41 2008] [error] [client 74.6.18.241] File does not exist: /home/twg1969/public_html/robots.txt

[Thu Nov 13 11:22:07 2008] [error] [client 67.195.37.188] File does not exist: /home/twg1969/public_html/robots.txt

Everything seems to be working fine as I far as I can see but obviously I am concerned by the errors. Any insites or info would be appreciated.

Shane