Modeline resources

Sample of how to change /etc/X11/xorg.conf
http://mbreen.com/installfc3.html#display
Another sample on how to alter the xorg.conf
http://www.wiredfool.com/2005/06/15/widescreenLcdsAndUbuntuLinux
The XFree86 Modeline Generator
http://xtiming.sourceforge.net/cgi-bin/xtiming.pl
Yet another sample
http://members.westnet.com.au/rbirdman/widescreen.html
A xorg.conf sample file
http://members.westnet.com.au/rbirdman/configs/xorg.txt
An XF86Config sample with a lot of comments
http://www.sh.nu/nvidia/XF86Config