Or - if you can do server side includes, you could do that.
eg:
This way the server parses the pages, so if you need to change the nav, or footer, it gets changes site wide, rather than having to change everything.
I think this might be an Apache only thing - not entirely sure.
It really comes in handy though. For an example,
www.monash.edu.au
It uses this for all the header and footer content.
There are 10 kinds of people in the world - those who understand binary - and those with friends