Well, it can be numerous things, the likely culprit is that they could set the time change in the server to be DST instead of just offsetting it in PHP (or ASP, or Perl, whatever they've coded the app in) like it should be done (IMO)...

I am a Web Development Contractor, I do not work for UBBCentral. I have provided free User to User Support since the beginning of these support forums.
Do you need Forum Install or Upgrade Services?
Forums: A Gardeners Forum, Scouters World
UBB.threads: UBBWiki, UBB Styles, UBB.Sitemaps
Longtime Supporter & Resident Post-A-Holic
VNC Web Services: Code Modifications, Upgrades, Styling, Coding Services, Disaster Recovery, and more!