There is also a plugin called Fasterfox that I came across when looking at these links. Never tried it but thought I might
Be aware that by default it pre-fetches links on a web page. This is how some old accelerators worked. This can be concidered 'bad behaviour' for numerous reasons (for example its likely to increase James' bandwidth costs if several people start using it). So if you do try it out turn this option off and be bandwidth friendly
Cheers.