Upgrading?

I can’t find any information on upgrading–haven’t checked in to the site for about 6 months, and find that the new version is here. How do I upgrade from 5.6 on Win XP? Thanks in advance,

Heather

To upgrade do download and install the latest version, and also order your upgrade from here:
http://www.high-logic.com/register.html?show=upgrades

Thanks so much, went and upgraded!