COBOLdinosaur - 5:43 pm on Apr 6, 2013 (gmt 0)
before you start changing everything, there are some things you can do to mitigate the effects of old browser not being up to newer technologies.
first of all use a strict doctype, that will improve IE8.
then you can add this to the head of your pages:
<!--[if lt IE 9]>
finally iyou can resort to a few hacks as outlined here: