I see these when I look at the logs in your cpanel
[Thu Aug 28 13:43:38 2008] [alert] [client 80.7.118.185] /home/tom743/public_html/.htaccess: Invalid command '^paramoresig.gif$', perhaps misspelled or defined by a module not included in the server configuration
[Thu Aug 28 13:43:38 2008]...