Ticket Display too large

To all,

A wierd thing just happened to me in RT. The display of an 

individual ticket just went WIDE, big time. The system has been up all
day and I have looked at several older tickets and all is well. They
look like this:

I just happend to create a couple NEW tickets today and now when I 

look at them, they look like this:

With Reminders, etc pushed WAAAAY to the right. Does anyone have an 

idea as to what happened?