[jQuery] jQuery 1.3 not working on Firefox 2 or below. Help please.

[jQuery] jQuery 1.3 not working on Firefox 2 or below. Help please.


My website uses an accordion and equal height columns using jQuery
1.3.
It works in Firefox 3, IE 7, etc.
Any reason it doesn't work?
Here's the site:
http://amarjeetrai.co.uk/C3Web/index.html
Please help.
Thanks.