IE sp2 bug?

Hey guys,
Take a look at this site:
log-in as username:test password:tester
I have tested this site on Safari, FF, and IE 6.0 sp1 and havent had any problems.
If people with IE 6.0 sp2 could log in, go to ‘chat view’ and scroll the box up and down, and tell me if it looks like this: